Drilldown: Patents

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Patents > Inventors : Richard B. DOUGLAS or None & IPCs: None

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Inventors: (Click arrow to add another value)
Applicant person:
None (1611) · DES MOTEURS SALMSON SYST CANTON UNNE (11) · NIEUPORT (8) · AERONAUTICAL INSTR (8) · Frederick Handley Page (6) · Luft Fahrzeug G.m.b.H. (5) · Chessborough Mackenzie-Kennedy (4) · CURTISS (4) · CHRISTMAS AEROPLANE (3) · NIEUPORT GEN AIRCRAFT (3) · Boulton Paul (3) · Rudolf Wagner (3)
Applicant firm:
None (1428) · Jacob Lohner & Co. (37) · Motorluftschiff Studiengesellschaft m.b.H (20) · Luft-Verkehrs-Gesellschaft m.b.H. (18) · Luftschiffbau Schütte-Lanz (14) · Vickers (13) · Siemens-Schuckert Werke GmbH (12) · Luft Fahrzeug G.m.b.H. (12) · Aktiebolaget Aviatorer (10) · Daimler Motoren-Gesellschaft (9) · Société des Avions Louis Bréguet (8) · Österreichische Daimler Motoren A. G. (8) · Gothaer Waggonfabrik A. G. (7) · Société anonyme Astra AB (7) · Dornier Metallbauten (6) · Société Antoinette (6)
Applicant is inventor:
Tech fields:
None (1455) · airplane (114) · frame (60) · construction (56) · Design (54) · LTA (51) · airship (39) · subsystem (34) · propulsion (25) · wings (22) · military (21) · propellers (18) · propeller (18) · aerodynamics (17) · motors (16) · wheels (16) · biplane (16) · Chassis (16) · Infrastructure (15)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (1639) · Patent SE-1906-23283 (7) · Patent FR-1909-07-01 Société Antoinette (4) · Patent DE-1907-192662 (3) · Patent DE-1910-236694 (3) · Patent DE-1907-194166 (3) · Patent DE-1907-202942 (3) · Patent AT-1913-67262 (2) · Patent DE-1915-04-13 Luft Fahrzeug G.m.b.H. (2) · Patent DE-1909-12-22 System "Stephan" (2) · Patent SE-1906-25199 (2) · Patent DE-1907-194165 (2) · Patent AT-1913-79244 (2) · Patent DE-1913-293131 (2) · Patent AT-1911-58081 (2) · Patent AT-1912-63425 (2) · Patent DE-1912-08-27 AGO Flugzeugwerke G. m. b. H. (2) · Patent 1907-09-03 Siemens-Schuckert Werke GmbH (2) · Patent FR-1915-477457 (2) · Patent AT-1913-69041 (2)
Related to aircraft:
Patent agent:
None (1742) · Kirkpatrick (4) · Marks & Clerk (3) · Boult, Wade & Tennant (3) · Edward Evans & Co. (2) · E. Blum & Co. (2) · Haseltine, Lake & Co. (2) · A. Willain (2) · A. Ritter (2)
National tech categories:
None (1366) · HU V/h (114) · AT 77d (48) · USPC 244/139 (14) · USPC 244/147 (12) · BE K (11) · USPC 244/142 (11) · USPC 244/153R (9) · IT 8 (9) · DE 77h.15 (7) · DE 77h.5 (7) · USPC 244/149 (7) · USPC 244/53A (7) · DE 77h.6 (5) · FR 6.4 (5) · USPC 244/138R (4) · DE 77h (4) · USPC 244/65 (4) · DK 77 (4) · USPC 244/3.1 (4)
IPCs: (Click arrow to add another value)
CPCs:
None (1105) · CPC B64C11/006 (95) · CPC B64C11/346 (63) · CPC B64C11/48 (51) · CPC F03D11/00 (30) · CPC B63H1/12 (30) · CPC Y02E10/722 (30) · CPC B64C11/343 (27) · CPC B64C11/36 (25) · CPC B63H1/04 (25) · CPC F05B2260/74 (25) · CPC B64C11/06 (25) · CPC B64C3/00 (23) · CPC B64C27/33 (18) · CPC F03D1/025 (17) · CPC B64C2700/6235 (17) · CPC B64C3/48 (16) · CPC B64C13/00 (15) · CPC B64C2700/6256 (14)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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