Drilldown: Patents

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Patents > Tech fields : Propellers or parachute

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Applicant firm:
None (1179) · A. Wunderlich & Cie, Ingénieurs-Conseils (36) · British and Colonial Aeroplane Co. (6) · Daimler Motoren-Gesellschaft (5) · Jacob Lohner & Co. (4) · Borrmann and Kaerting (3) · Westinghouse Electric & Manufacturing Company (3) · Ateliers d'aviation Louis Bréguet (2) · Westinghouse Canada Limited (2) · Lang Propeller Limited (2) · Geka-Werke Offenbach Dr. Gottlieb Krebs G.m.b.H. (2) · AGO Flugzeugwerke G. m. b. H. (2) · Österreichische Daimler Motoren A. G. (2) · Société “Aviator” (2) · Louis-Honoré Gauthier (2) · Société anonyme des appareils d'aviation Hanriot (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Application number:
Granted:
Related to aircraft:
National tech categories:
FR 6.4 (339) · None (320) · BE K (105) · HU V/h (100) · FR 6.2 (59) · FR 6.3 (40) · AT 77d (33) · DE 77h.6 (11) · USPC 244/139 (10) · USPC 244/147 (9) · USPC 244/32 (9) · CH 129b (9) · IT 8 (8) · FR 6 (7) · DE 77h (7) · GB 4 parachutes (7) · USPC 244/22 (7)
IPCs:
None (627) · IPC B64C11/00 (70) · IPC B64C39/00 (70) · IPC B64B1/00 (31) · IPC B64C23/00 (27) · IPC B64D17/00 (26) · IPC B63H1/12 (26) · IPC B64C11/04 (24) · IPC B64C11/20 (23) · IPC B64C27/04 (22) · IPC B64C11/16 (22) · IPC B64C17/00 (20) · IPC B64C1/00 (19) · IPC B64D35/04 (12) · IPC B64C33/02 (12) · IPC B64C11/36 (12) · IPC B64C35/00 (9) · IPC B64D17/54 (9) · IPC B64C31/06 (9) · IPC B64D27/00 (9)
First filing:
Citations from after 1930:
Number of diagram pages:

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