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Patents > CPCs : CPC F04D15/0072 or None & Number of claims: 4

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Office:
Inventors:
None (15) · Henry Calder Lobnitz (4) · Paul Frederik Degn (3) · Robert Esnault-Pelterie (3)
Inventor country:
Applicant person:
None (35) · Henry Calder Lobnitz (4) · Paul Frederik Degn (3) · Robert Esnault-Pelterie (3) · Adolf Freiherr Odkolek von Augezd (2) · Henry Bridges Molesworth (2) · Nazaire Lacrotte (2) · Ferdinand Porsche (2) · Karl Warchalowski (2) · Carl Hanschke (2) · Otto Schüle (2) · Pál Kazvinczky (2) · Franz Schneider (2) · József Bucher (2) · Edward Smethurst (2) · Joseph Hofmann (2) · Louis Constantin (2) · Alexander Blair Thaw (2) · Georges de Bothezat (2)
Applicant is inventor:
Tech fields:
airplane (59) · Design (42) · frame (34) · stability (30) · propulsion (27) · LTA (26) · Propellers (22) · Control (21) · construction (20) · Whole (18) · aerodynamics (15) · Wings (14) · Subsystem (13) · navigation (12) · balloon (11) · None (10) · Airship (10) · automatic stability (9) · propeller (9) · rudder (9)
Full specification filed date:
Application number:
None (109)
Granted:
Supplementary to patent:
None (103) · Patent GB-1909-2111 (4) · Patent DE-1907-214228 (3) · Patent BE-1911-05-15 Georges de Bothezat (2) · Patent DE-1909-220044 (2) · 1 (2) · Patent ES-1911-50083 (2) · Patent DE-1910-06-18 Carl Hanschke (2)
Related to aircraft:
Patent agent:
None (106) · E. Blum & Co. (5) · Abel & Imray (4) · Marks & Clerk (4) · W. P. Thompson & Co. (3) · Haseltine, Lake & Co. (3) · 1 (3) · H. Kirchhofer (3) · Bourry-Séquin (2) · Edwin Phillips (2) · Phillips & Leigh (2) · Wilhelm Reinhard (2) · Wheatley & Mackenzie (2)
National tech categories:
HU V/h (54) · None (44) · AT 77d (16) · CH 129b (8) · CH 129a (4) · DK 77 (4) · DE 77h.15 (3) · DE 77 (3) · AU 90.3 (3) · AU 90.5 (3) · CH 115 (3) · FR 6.4 (2) · FR 5.3 (2)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of claims:
Number of diagram pages:

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