CPC B64C2700/6274

This category in the CPC patent technology category system has been deleted..

Yet many of our patents here are or were assigned to it. We'll try to explain what that means substantively if we can find the information.

References

Other techtypes related to CPC B64C2700/6274: CPC B64C23/005

Patents in category CPC B64C2700/6274

• Patent BE-1948-482165
• Patent US-1915-1134790 (Inventors: Ulysses G White)
• Patent DE-1906-186067 (English title: Aus einem Fallschirm mit oben befindlicher öffnung bestehender Öffnung bestehender Flugapparat, Inventors: E. Geissler, Filing date: 1906-03-28)
• Patent FR-1906-6400 (Inventors: Jules Cornu, Filing date: 1906-06-20)
• Patent GB-1910-29652 (English title: Aeroplanes, Inventors: Octave CADEL, Filing date: 1910-02-15)
• Patent GB-1910-26960 (Inventors: Ernest William WELSH, Filing date: 1910-11-21)
• Patent GB-1910-28907 (Inventors: Samuel Walker, Filing date: 1910-12-13)
• Patent GB-1916-105948 (Inventors: Thomas Howard HOLROYD, Filing date: 1916-04-29)
• Patent GB-1916-101789 (Inventors: Vincent Joseph Conces, Filing date: 1916-08-16)
• Patent GB-1918-123564 (Inventors: Jacob Johannes Morch, Filing date: 1918-02-21)
• Patent GB-1918-121056 (Inventors: Nelson Leslie Hyatt, Filing date: 1918-03-19)
• Patent GB-1918-125784 (Inventors: Lloyd Jones, Filing date: 1918-05-01)
• Patent FR-1903-333368 (English title: Flying machine, Inventors: Franz Schlenkrich, Filing date: 1903-06-25)
• Patent FR-1903-333429 (English title: New application of the propeller to steer while used for propulsion or traction, Inventors: Lucien Leduc, Filing date: 1903-07-03)
• Patent FR-1904-348909 (English title: Airplane, Inventors: Armand Dufaux • Henri Dufaux, Supplementary to patent: Patent CH-1905-33302, Filing date: 1904-02-26)
• Patent FR-1904-337676.2988 (English title: Airplane rising by itself using a collapsible hot-air balloon, Inventors: Émile Soriano, Supplementary to patent: Patent FR-1903-337676, Filing date: 1904-03-02)
• Patent FR-1904-343016 (English title: Balanced aeroplane, Inventors: Louis-Auguste Becht, Filing date: 1904-05-09)
• Patent FR-1905-346936 (English title: Improvements to aeroplanes, Inventors: Levi Samuel Darland, Filing date: 1904-08-02)
• Patent FR-1904-345775 (English title: Improvements to aviaplanes (aeroplanes, per se?), Inventors: Louis-Étienne Roze, Filing date: 1904-08-23)
• Patent FR-1904-347094 (English title: Flying Machine system, Inventors: Joseph Barclay, Filing date: 1904-10-14)
• Patent FR-1905-348909.4506 (English title: Airplane navigation improvements, Inventors: Armand Dufaux • Henri Dufaux, Supplementary to patent: Patent FR-1904-348909, Filing date: 1905-02-23)
• Patent FR-1905-360872 (English title: Flying Machine, Inventors: Anthony Joseph Westlake, Supplementary to patent: Patent GB-1904-28264, Filing date: 1905-12-22)
• Patent FR-1906-366150 (English title: Aeroplane, Inventors: Eugène-Jules-Henri Lesne, Filing date: 1906-05-12)
• Patent FR-1906-368071 (English title: Motor of aerial navigation, Inventors: Louis Badier, Filing date: 1906-07-17)
• Patent FR-1906-368181 (English title: Aeroplane, Inventors: Edmond-Joseph Levilly, Filing date: 1906-07-19)
• Patent FR-1907-380492 (English title: Airplane, Inventors: Henri Liurette, Filing date: 1907-01-12)
• Patent FR-1907-375975 (English title: Airship aircraft for air navigation, Inventors: Carl Paulitschky • Rosa Paulitschky, Filing date: 1907-03-22)
• Patent FR-1907-7506 (English title: Air locomotion engine, Inventors: Louis Badier, Supplementary to patent: Patent FR-1906-368071, Filing date: 1907-03-23)
• Patent FR-1907-380271 (Inventors: Michael ALBIN, Filing date: 1907-07-26)
• Patent FR-1907-392977 (English title: Machine for aerial locomotion, Inventors: Adrien-Edmond Martinot, Filing date: 1907-10-12)
• Patent FR-1907-391110 (English title: Aerodynamic dirigible aviator, Inventors: Emil Neyen, Supplementary to patent: Patent DE-1907-222868, Filing date: 1907-11-05)
• Patent GB-1908-1307 (English title: Improvements in or relating to motor flying machines, Inventors: Alfred E. Wunderlich, Filing date: 1908-01-20)
• Patent FR-1908-387482 (English title: Aeronave, Inventors: François Louvrier, Filing date: 1908-02-11)
• Patent FR-1908-387175 (English title: Mixed airplane, Inventors: Louis Bréguet, Filing date: 1908-02-12)
• Patent FR-1908-389173 (English title: Airplane propelled by rotating wings or propellers, Inventors: Wilhelm Michalk, Filing date: 1908-04-13)
• Patent FR-1908-389411 (Inventors: Arnold DEMOULIN, Filing date: 1908-04-18)
• Patent FR-1908-389834 (English title: Airplane, Inventors: Gustav Kerwat, Filing date: 1908-05-02)
• Patent FR-1909-401416 (English title: Equipment for combined airplane and helicopter, Inventors: Marc-Lucien-Gustave Damet, Filing date: 1908-07-22)
• Patent FR-1908-393456 (English title: aeroplane system comprised of oblique and porous planes, in relation with each other and furnished with mobile parts, functioning in a manner analogous to that of bird anatomical parts during flight, Inventors: Charles-Marie-Emilie Piquerez, Filing date: 1908-08-19)
• Patent FR-1909-402732 (Inventors: Marc BOURG, Filing date: 1908-09-04)
• Patent FR-1909-402839 (Inventors: Alexis CHAUSSEPIED, Filing date: 1908-09-08)
• Patent FR-1908-394254 (English title: Airplane, actually helicopter or hybrid, Inventors: Jean Desbois, Filing date: 1908-09-11)
• Patent FR-1909-397222 (Inventors: Léon-françois Barbier, Filing date: 1908-09-23)
• Patent FR-1909-396742 (Inventors: Amedée-Constant Barbier, Filing date: 1908-10-10)
• Patent FR-1908-405097 (English title: Flying machine, that is an aircraft with an emphasis on the exclusivity of the ascension features, with features of direction and propulsion possibly to be of combined applicability, Inventors: Édouard Vedovelli, Filing date: 1908-11-05)
• Patent FR-1908-396932 (English title: Process and equipment for the utilization of the ascensional force of hot gases leaving the motors of aircraft, Inventors: Louis-Alexandre Cosme, Supplementary to patent: Patent DE-1908-11-09 Louis-Alexandre Cosme, Filing date: 1908-12-01)
• Patent FR-1908-407090 (English title: Helicoplane-parachute, Inventors: Charles Wolf, Filing date: 1908-12-21)
• Patent FR-1908-397849 (English title: Aeroplane, Inventors: Marie-François-Pierre Vialard-Goudou, Filing date: 1908-12-24)
• Patent FR-1909-394254.10394 (English title: Airplane, actually helicopter or hybrid, Inventors: Jean Desbois, Supplementary to patent: Patent FR-1908-394254, Filing date: 1909-01-26)
• Patent FR-1909-398412 (Inventors: Placide LASSALLE, Filing date: 1909-01-11)
• Patent FR-1909-399005 (English title: Flying machine operating at will as a turbine-lift or as an airplane or as a parachute, Inventors: Marie-Régis-Émile Vernet, Filing date: 1909-01-15)
• Patent FR-1909-398803 (Inventors: August SMIKALLA, Filing date: 1909-01-23)
• Patent FR-1909-380492.10440 (English title: Airplane suspension and chassis, Inventors: Henri Liurette, Supplementary to patent: Patent FR-1907-380492, Filing date: 1909-02-06)
• Patent FR-1909-399984 (Inventors: Eugene-Jules BONDEUX, Filing date: 1909-02-17)
• Patent FR-1909-400664 (Inventors: Alguste AZIERE, Filing date: 1909-03-10)
• Patent FR-1909-402558 (English title: Helicopter, Inventors: Alexis Canizarès, Filing date: 1909-03-17)
• Patent FR-1909-401079 (English title: Flying machine, Inventors: Victor Camal, Filing date: 1909-03-20)
• Patent FR-1909-402091 (Inventors: Louis Etienne SOIRON, Filing date: 1909-04-15)
• Patent FR-1909-407090.11561 (English title: Helicoplane-parachute, Inventors: Charles Wolf, Supplementary to patent: Patent FR-1908-407090, Filing date: 1909-04-28)
• Patent GB-1909-11090 (English title: Improvements in Apparatus for Aerial Navigation, that is airplane-hybrid with ascension propellers, Inventors: Edward Arthur Geoghegan • George Matthews Lindsay Moore-Irvine, Filing date: 1909-05-11)
• Patent GB-1909-12556 (English title: Flying Machines, Inventors: Thomas Augustus Dring, Filing date: 1909-05-27)
• Patent FR-1909-407090.11562 (English title: Helicoplane-parachute, Inventors: Charles Wolf, Supplementary to patent: Patent FR-1908-407090, Filing date: 1909-06-26)
• Patent GB-1909-15415 (English title: Improvements in Aeroplanes, Inventors: Otto Halbach, Filing date: 1909-07-01)
• Patent GB-1909-17343 (Inventors: George Herbert Brown-Ekins, Filing date: 1909-07-26)
• Patent FR-1909-405494 (Inventors: John Muckle, Filing date: 1909-07-27)
• Patent FR-1910-409964 (Inventors: Henry LAGRESILLE, Filing date: 1909-08-14)
• Patent FR-1909-406180 (English title: Aeroplane system, Inventors: Alexis Rogestvensky, Supplementary to patent: Patent AT-1909-49294, Filing date: 1909-08-17)
• Patent GB-1909-18976 (English title: Improvements in the Construction of Flying Machines, Inventors: William Henry Dunkley, Filing date: 1909-08-18)
• Patent GB-1910-1307.19700 (English title: Improvements in and relating to Motor Flying Machines, Inventors: Alfred E. Wunderlich, Supplementary to patent: Patent GB-1908-1307, Filing date: 1909-08-27)
• Patent FR-1909-394254.11463 (English title: Aeroplane, actually a helicopter or hybrid, Inventors: Jean Desbois, Supplementary to patent: Patent FR-1908-394254, Filing date: 1909-08-31)
• Patent FR-1909-407984 (English title: Airplane, Inventors: Adalbert Plaček, Filing date: 1909-09-22)
• Patent GB-1909-23967 (English title: Improvements in and relating to Flying Machines, Inventors: Halvor Olsen Eiane, Filing date: 1909-10-19)
• Patent FR-1909-408195 (English title: Improvements to airplanes and similar devices, Inventors: Edmond-René Arnaud, Filing date: 1909-10-22)
• Patent GB-1909-25787 (English title: Improvements in or relating to Aeroplanes, Inventors: Walter Henry Le Maitre, Filing date: 1909-11-08)
• Patent GB-1910-1017 (English title: Improvements in aerial machines to diminish the atmospheric resistance to motion, Inventors: Gustave Plaisant, Filing date: 1909-11-09)
• Patent FR-1909-411122 (English title: gyroplane, aerial navigation machine, heavier-than-air , with direct ascension, Inventors: Édouard Lance • Léon Anguéra • Émile Rahm, Filing date: 1909-12-14)
• Patent FR-1909-410910 (English title: Improvements to machines for aerial navigation, Inventors: Arthur Phillips, Supplementary to patent: Patent GB-1908-28119, Filing date: 1909-12-22)
• Patent FR-1910-411632 (Inventors: Henri-Édouard RAYNAL, pere, Filing date: 1909-12-28)
• Patent FR-1910-411227 (English title: Parachute airplane with special propeller that can also be applied to dirigible balloons, Inventors: Edmond-Émile Marchand, Filing date: 1910-01-03)
• Patent GB-1910-2294 (English title: Toothed wheel and hollow axle for controlling direction of propellers, Inventors: Wilhelm Kress, Supplementary to patent: Patent AT-1909-40038, Filing date: 1910-01-29)
• Patent FR-1910-412059 (English title: Aeroplane, actually hybrid featuring adjustable propellers which aid in ascension as well as forward propulsion, Inventors: Wilhelm Kress, Supplementary to patent: Patent AT-1909-40038, Filing date: 1910-01-31)
• Patent GB-1910-3305 (English title: A New or Improved Flying Machine, Inventors: Wasily Lewitsky • Paul Lyssow, Filing date: 1910-02-10)
• Patent FR-1910-410140.12658 (English title: Method and devices for automatically stabilizing, steering in height and facilitating the starting of flying devices, Inventors: Gustav Mees, Supplementary to patent: Patent FR-1909-410140 • Patent DE-1910-02-01 Gustav Mees, Filing date: 1910-02-12)
• Patent GB-1910-6360 (Inventors: Victor Camal, Filing date: 1910-03-14)
• Patent FR-1910-414662 (English title: Aeroplane, Inventors: Joseph-Gregoire Goepfert, Supplementary to patent: Patent BE-1909-04-10, Filing date: 1910-04-08)
• Patent FR-1910-410140.12828 (English title: Method and devices for automatically stabilizing, steering in height and facilitating the starting of flying devices, Inventors: Gustav Mees, Supplementary to patent: Patent FR-1909-410140 • Patent DE-1910-03-05 Gustav Mees, Filing date: 1910-04-23)
• Patent FR-1911-426181 (Inventors: Raoul Laroche, Filing date: 1910-04-25)
• Patent GB-1910-9685 (English title: Improved devices for aerial and other vessels, Inventors: Alexander Horton, Filing date: 1910-05-27)
• Patent GB-1911-13607 (English title: Improvements in flying machines, Inventors: William Radford, Filing date: 1910-06-04)
• Patent FR-1910-417255 (English title: Flying machine, airplane, design of interest, featuring floating propellers, Inventors: Carl Hanschke, Supplementary to patent: Patent DE-1909-220044 • Patent DE-1910-06-18 Carl Hanschke, Filing date: 1910-06-17)
• Patent FR-1910-417781 (English title: Flying machine, Inventors: James Madison Keller, Filing date: 1910-06-18)
• Patent FR-1910-418056 (Inventors: Andre-Gabriel-Juste COISNON, Filing date: 1910-07-08)
• Patent GB-1911-17145 (Inventors: Ernst Herman Andrae, Filing date: 1910-07-19)
• Patent FR-1911-420469 (English title: Flying machines, Inventors: William Francis Dugins, Supplementary to patent: Patent GB-1910-18683, Filing date: 1910-08-09)
• Patent FR-1910-419146 (English title: Flying machine, Inventors: Johann Weber, Filing date: 1910-08-10)
• Patent GB-1910-19440 (English title: Improved Method of and Apparatus for the Propulsion of Aerial Machines also applicable for other purposes, Inventors: Walter Henry Colebrook, Filing date: 1910-08-18)
• Patent FR-1911-420236 (Inventors: James Edwin Gee, Filing date: 1910-08-29)
• Patent FR-1910-420051 (English title: Improvements to aeroplanes, Inventors: Jules-Adolphe Duval, Filing date: 1910-09-05)
• Patent FR-1911-420490 (Inventors: Carmelo CERNIGLIARI-MELILLI, Filing date: 1910-09-10)
• Patent FR-1911-420652 (Inventors: VUITON FILS, Filing date: 1910-09-22)
• Patent FR-1910-422433 (English title: Aeroplane with helicopter propellers, Inventors: François Denglos, Filing date: 1910-10-19)
• Patent FR-1911-422994 (Inventors: George Mitchell, Filing date: 1910-11-11)
• Patent FR-1912-434411 (Inventors: Lazare Victor Joseph DUVERNE, Filing date: 1910-11-24)
• Patent GB-1910-28188 (English title: Flying Machine with Wing Wheels Revolving in Housings, Inventors: Carl Hanschke, Supplementary to patent: Patent DE-1909-220044 • Patent DE-1910-06-18 Carl Hanschke, Filing date: 1910-12-03)
• Patent FR-1911-424207 (Inventors: Rudolf Kuttel WASCHER, Filing date: 1910-12-28)
• Patent FR-1911-425237 (Inventors: Otto SACK, Filing date: 1911-01-25)
• Patent GB-1911-3943 (Inventors: Otto SACK, Filing date: 1911-02-16)
• Patent GB-1911-5162 (English title: Flying Machines, Inventors: Thomas Augustus Dring, Supplementary to patent: Patent GB-1909-12556, Filing date: 1911-03-01)
• Patent FR-1911-427468 (English title: Device to facilitate the descent in glide and landing of airplanes, Inventors: Claude Dufour, Filing date: 1911-03-17)
• Patent FR-1911-429541 (Inventors: Carl Emil Ritter, Filing date: 1911-04-14)
• Patent FR-1912-434185 (Inventors: Wilhelm SCHMELZENBACH, Filing date: 1911-04-25)
• Patent FR-1911-429486 (Inventors: Auguste CONTASSOT, Filing date: 1911-05-08)
• Patent FR-1911-429645 (English title: Improvements to aeroplanes, actually an airplane-helicopter hybrid, Inventors: Alvaro Da Cunha, Filing date: 1911-05-12)
• Patent FR-1911-430028 (English title: Flying machine, Inventors: John Jacob Day, Supplementary to patent: Patent US-1911-1003885, Filing date: 1911-05-22)
• Patent FR-1911-430342 (English title: Aviation apparatus, Inventors: François-Paul-Albert Boès, Filing date: 1911-05-31)
• Patent FR-1911-431025 (Inventors: Joseph HEIBLING, Filing date: 1911-06-13)
• Patent FR-1911-404954.14494 (English title: Flexible wheel (or propeller) and its applications, Inventors: Gustave Plaisant, Supplementary to patent: Patent FR-1909-404954, Filing date: 1911-06-29)
• Patent FR-1911-432274 (English title: Improvements to air and aquatic navigation equipment, Inventors: Alexander Horton, Filing date: 1911-07-17)
• Patent FR-1911-432472 (Inventors: William RADFORD, Filing date: 1911-07-22)
• Patent FR-1911-432554 (Inventors: James Delbert Blayney, Filing date: 1911-07-25)
• Patent GB-1911-17130 (English title: Improvements relating to flying machines, airships and the like, Inventors: Paul Jerrard, Filing date: 1911-07-26)
• Patent FR-1912-436303 (Inventors: William Edward Joseph VAVASOUR, Filing date: 1911-11-11)
• Patent FR-1912-436478 (Inventors: Établissements de Dion-Bouton, Filing date: 1911-11-16, Applicant firm: Établissements de Dion-Bouton)
• Patent FR-1912-436580 (Inventors: Ernest William WELSH, Filing date: 1911-11-20)
• Patent FR-1911-448295 (English title: Helicopter aeroplane, Inventors: Édouard Louis Huber, Filing date: 1911-11-21)
• Patent FR-1912-438524 (Inventors: Paul DUCASTEL, Filing date: 1911-11-24)
• Patent FR-1911-429486.15158 (English title: Improvements to the establishment of airplanes, Inventors: Auguste Contassot • Joseph Ayral, Supplementary to patent: Patent FR-1911-429486, Filing date: 1911-12-12)
• Patent FR-1912-437977 (Inventors: Emile-Louis ANDRE, Filing date: 1911-12-18)
• Patent FR-1912-438548 (Inventors: Frederic PHILIPPON, Filing date: 1911-12-30)
• Patent GB-1912-5237 (Inventors: Eugene PAYART, Filing date: 1912-03-01)
• Patent GB-1912-7886 (English title: Improvements in flying machines, Inventors: Francis Michael Eggert, Filing date: 1912-04-01)
• Patent FR-1912-429645.15915 (English title: Improvements in airplanes, actually an airplane-helicopter hybrid, Inventors: Alvaro Da Cunha, Supplementary to patent: Patent FR-1911-429645, Filing date: 1912-05-13)
• Patent FR-1912-444345 (English title: Air-ship, Inventors: Wenzel Giesman, Filing date: 1912-05-29)
• Patent FR-1912-444706 (English title: Refinements to flying machines, Inventors: Peter Pitcairn Carmichael, Supplementary to patent: Patent US-1911-1009048, Filing date: 1912-06-06)
• Patent FR-1913-456886 (Inventors: Charles-Henri ANDRY-BOURGEOIS, Filing date: 1912-06-29)
• Patent FR-1912-446544 (English title: Aeroplane helicoplane, Inventors: Pascal Frère, Supplementary to patent: Patent BE-1912-04-02, Filing date: 1912-07-26)
• Patent FR-1912-448096 (English title: Method and means in causing an aeroplane to climb vertically or obliquely and move it forward at will, Inventors: Albert Ruurd Kuipers, Filing date: 1912-09-09)
• Patent GB-1912-21625 (Inventors: Jakob WOHLSCHLAEGER, Filing date: 1912-09-23)
• Patent GB-1912-21952 (Inventors: William Clark, Filing date: 1912-09-26)
• Patent FR-1913-451090 (English title: Improved propeller plane, Inventors: Vicomte Decazes, Filing date: 1912-10-01)
• Patent FR-1912-450350 (English title: Flying machine, Inventors: Reuben Leroy Bernard, Supplementary to patent: Patent US-1911-1034958, Filing date: 1912-11-09)
• Patent FR-1912-450670 (English title: Aeroplane, Inventors: Kaethe Mahr, Filing date: 1912-11-18)
• Patent GB-1912-28964 (Inventors: Bruno VON BUELTZINGSLOEWEN, Filing date: 1912-12-16)
• Patent FR-1913-455700 (English title: Aerial navigation apparatus of bilateral propulsion, Inventors: Claude Roy, Supplementary to patent: Patent DE-1912-05-14 Claude Roy, Filing date: 1913-03-19)
• Patent GB-1913-13367 (English title: Aircraft or vessels adapted for navigation in the air or on water, Inventors: John Hill, Filing date: 1913-06-09)
• Patent FR-1913-460903 (English title: Improvements to aeroplanes, Inventors: Simon Bernhard William Herman Voss, Filing date: 1913-07-31)
• Patent FR-1913-461626 (English title: Fast turbines for airplane, Inventors: Louis Alexandre Auguste Lebrun-Desoie, Filing date: 1913-08-05)
• Patent GB-1913-25559 (Inventors: HAWKINS OCKWELL, Filing date: 1913-11-08)
• Patent GB-1913-25937 (Inventors: Alwin HITZEROTH, Filing date: 1913-11-12)
• Patent GB-1914-2421 (English title: Improvements in aeroplanes or flying machines, Inventors: Charles Horace Watkins, Filing date: 1914-01-29)
• Patent FR-1914-468401 (Inventors: Alwin HITZEROTH, Filing date: 1914-02-13)
• Patent FR-1914-468518 (Inventors: Max KLATTE, Filing date: 1914-02-17)
• Patent US-1914-1119710 (English title: Flying machine, Inventors: Lucas Maurer, Filing date: 1914-03-11)
• Patent GB-1914-10402 (English title: Airplane with improved pivoted frame for travelling wheels, Supplementary to patent: Patent DE-1913-273516, Filing date: 1914-04-27, Applicant firm: E. Rumpler Luftfahrzeugbau G.m.b.H.)
• Patent US-1914-1119363 (English title: Aeroplane, Inventors: Connell M. McMahon, Filing date: 1914-04-29)
• Patent US-1915-1128603 (Inventors: Florian HALCIN, Filing date: 1914-07-23)
• Patent FR-1915-475686 (English title: Construction process of a flying machine, Inventors: Henri-Alphonse-Aimable Bouville, Filing date: 1914-07-27)
• Patent FR-1915-476069 (English title: Improvements to airplanes, Inventors: Charles-Alphonse Vallot, Filing date: 1914-08-20)
• Patent FR-1917-482336 (English title: Climbing apparatus for the air transport of vehicles such as aerial work platform, cabin and others, Inventors: Boleslas-André Godek • Isaac Benjamin, Filing date: 1914-09-07)
• Patent FR-1915-477637 (English title: Improvement to aircraft, Inventors: Matts Jacob Mustonen, Filing date: 1915-01-28)
• Patent GB-1915-2046 (Inventors: Fort De Burgh GREENWOOD, Filing date: 1915-02-09)
• Patent FR-1915-525800 (English title: Aircraft capable of rising vertically and hovering in the air, Inventors: Maurice-Achille Lécuyer, Filing date: 1915-02-24)
• Patent FR-1915-478473 (English title: Mechanism of propulsion, Inventors: Edville Adelus Watson, Filing date: 1915-04-21)
• Patent FR-1921-526486 (Inventors: Lazare Victor Joseph DUVERNE, Filing date: 1915-07-24)
• Patent GB-1915-12706 (English title: Improvements to Aeroplanes, Hydro-aeroplanes, Air-ships and the like, Inventors: James Keith, Filing date: 1915-09-04)
• Patent GB-1915-13933 (Inventors: Walter Fisher LUFF, Filing date: 1915-10-01)
• Patent FR-1919-491048 (Inventors: Emmanel TOURON, Filing date: 1915-10-13)
• Patent FR-1916-525800.23451 (English title: Aircraft capable of rising vertically and hovering in the air, Inventors: Maurice-Achille Lécuyer, Supplementary to patent: Patent FR-1915-525800, Filing date: 1916-02-19)
• Patent FR-1916-521764 (English title: Improvements to aircraft which are heavier-than-air, actually an airplane-helicopter hybrid, Filing date: 1916-06-17)
• Patent FR-1919-492192 (Inventors: Vincent Joseph Conces, SR, Filing date: 1916-09-02)
• Patent FR-1916-484577 (English title: Flying machine, Inventors: John Logan Lemons, Filing date: 1916-09-15)
• Patent FR-1919-492263 (Inventors: Pierre-Antoine CHANGEON, Filing date: 1916-09-28)
• Patent FR-1919-492933 (Inventors: Walter Fisher LUFF, Filing date: 1916-12-19)
• Patent FR-1919-493260 (Filing date: 1917-01-15)
• Patent FR-1917-525800.23452 (English title: Aircraft capable of rising vertically and hovering in the air, Inventors: Maurice-Achille Lécuyer, Supplementary to patent: Patent FR-1915-525800, Filing date: 1917-02-23)
• Patent FR-1917-502873.22286 (English title: Improvements in airplanes, Inventors: Antoine Cazanave, Supplementary to patent: Patent FR-1916-502873, Filing date: 1917-03-02)
• Patent FR-1917-487618 (English title: Aerial machine, Inventors: Albert John Fortescue, Supplementary to patent: Patent AU-1916-630, Filing date: 1917-05-02)
• Patent US-1920-1336669 (Inventors: Charles F WILCOX, Filing date: 1917-05-18)
• Patent US-1922-1418502 (Inventors: William W Wert, Filing date: 1917-06-04)
• Patent FR-1919-494879 (English title: Aerial defence against aircraft attack, Inventors: Isaac Francis Taylor • Samuel Pick, Supplementary to patent: Patent GB-1915-16791, Filing date: 1917-06-11)
• Patent FR-1919-495431 (Inventors: Luc LAMBLIN, Filing date: 1917-08-24)
• Patent FR-1919-494374 (Inventors: Louis-Achimede GAROFOLI, Filing date: 1917-08-30)
• Patent FR-1919-495437 (Inventors: Clement RIGAL, Filing date: 1917-08-31)
• Patent FR-1919-495952 (Inventors: Edmond-Georges LASSE, Filing date: 1917-11-26)
• Patent FR-1919-496396 (Inventors: Nelson Leslie Hyatt, Filing date: 1918-04-04)
• Patent US-1920-1335852 (Inventors: Benjamin H MULL, Filing date: 1918-04-05)
• Patent US-1922-1421550 (Inventors: Carl PETERS, Filing date: 1918-06-11)
• Patent US-1923-1444926 (English title: Landing attachment for aeroplanes, Inventors: William E. Lawn, Filing date: 1918-09-20)
• Patent US-1920-1331221 (English title: Aeroplane, Inventors: Carl R. Swanson, Filing date: 1918-10-10)
• Patent FR-1919-496880 (Inventors: Louis Raymond ACCORNERO, Filing date: 1918-10-23)
• Patent US-1920-1336946 (Inventors: Douglas DOBBINS, Filing date: 1918-10-25)
• Patent US-1920-1336947 (Inventors: Douglas DOBBINS, Filing date: 1918-11-25)
• Patent US-1920-1331593 (Inventors: John A SOWELL, Filing date: 1918-12-03)
• Patent US-1920-1351905 (Inventors: Peter L Harvey, Filing date: 1918-12-18)

Enclosing categories	CPC B64C2700/00
Subcategories
Keywords	CPC B64C23/005
Start year
End year