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Patents > Tech fields : propellers or propulsion

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Inventor country:
FR (730) · US (454) · DE (271) · GB (206) · None (172) · BE (110) · HU (75) · AT (73) · IT (33) · RU (28) · CH (26) · CA (22) · RO (17) · SE (12) · AH (12) · AU (12) · ES (11) · AR (8) · MX (7)
Applicant firm:
None (2124) · A. Wunderlich & Cie, Ingénieurs-Conseils (36) · Daimler Motoren-Gesellschaft (6) · British and Colonial Aeroplane Co. (6) · Jacob Lohner & Co. (5) · Österreichische Daimler Motoren A. G. (4) · Aktiebolaget Aviatorer (4) · Société Anonyme des Constructions Aériennes Rossel-Peugeot (4) · Société anonyme Astra (3) · Borrmann and Kaerting (3) · Société Antoinette (3) · Société Malécot & Cie (3) · Westinghouse Electric & Manufacturing Company (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Application number:
Granted:
Assigned to:
None (2220) · 1 (4) · Westinghouse Electric & Manufacturing Company (3)
IPCs:
None (1265) · IPC B64C39/00 (109) · IPC B64C11/00 (109) · IPC B64B1/00 (91) · IPC B64C23/00 (43) · IPC B64C33/02 (42) · IPC B64C27/04 (30) · IPC B63H1/12 (29) · IPC B64C11/16 (27) · IPC B64C11/04 (27) · IPC B64C11/20 (26) · IPC B64C17/00 (21) · IPC B64C33/00 (20) · IPC B64C1/00 (20) · IPC B64D27/00 (19) · IPC B64D35/04 (17) · IPC B64B1/58 (16) · IPC B64C11/36 (12) · IPC B64C29/00 (11) · IPC B64C9/00 (11)
First filing:
Cites these patents:
None (2238) · 0 (5) · Patent AT-1909-47911 (2) · Patent FR-1911-438363 (2) · Patent DE-1910-236694 (2) · Patent FR-1910-424987 (2)
Citations from after 1930:
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