Drilldown: Patents

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Patents > Tech fields : Propellers or heavier-than-air

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Applicant firm:
None (1011) · A. Wunderlich & Cie, Ingénieurs-Conseils (36) · British and Colonial Aeroplane Co. (6) · Daimler Motoren-Gesellschaft (5) · Jacob Lohner & Co. (4) · Westinghouse Electric & Manufacturing Company (3) · Borrmann and Kaerting (3) · Société “Aviator” (2) · Société anonyme des appareils d'aviation Hanriot (2) · Louis-Honoré Gauthier (2) · Lang Propeller Limited (2) · Österreichische Daimler Motoren A. G. (2) · Westinghouse Canada Limited (2) · Ateliers d'aviation Louis Bréguet (2) · AGO Flugzeugwerke G. m. b. H. (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
Granted:
Related to aircraft:
National tech categories:
FR 6.4 (323) · None (288) · HU V/h (103) · BE K (98) · FR 6.2 (59) · AT 77d (31) · FR 6.3 (27) · CH 129b (13) · GB 4 without buoyant (10) · GB 4 propel & steer (10) · DE 77h.6 (9) · FR 6 (8) · IT 8 (7) · AU 90.3 (6) · DK 77 (5) · FR 5.3 (5)
IPCs:
None (535) · IPC B64C39/00 (76) · IPC B64C11/00 (67) · IPC B64C23/00 (32) · IPC B63H1/12 (26) · IPC B64C27/04 (24) · IPC B64C11/20 (24) · IPC B64C11/04 (24) · IPC B64C11/16 (22) · IPC B64C1/00 (17) · IPC B64B1/00 (17) · IPC B64C17/00 (16) · IPC B64C33/02 (13) · IPC B64C11/36 (12) · IPC B64D35/04 (12) · IPC B64D27/00 (9) · IPC B64C35/00 (9) · IPC B64C11/30 (7) · IPC B64C11/24 (7)
First filing:
Citations from after 1930:
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