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Patents > IPCs : IPC B64C23/00 or IPC B64C33/00 or IPC F16F9/40

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Applicant person:
None (17) · Gustav Mees (6) · Charles Wolf (3) · Maurice-Achille Lécuyer (3) · Franz Xaver Wels (3) · Jean Desbois (3)
Applicant type:
Applicant is inventor:
Tech fields:
None (85) · airplane (66) · propulsion (39) · flapping (33) · Design (32) · frame (31) · Hybrid (31) · wings (24) · stability (24) · ornithopter (24) · navigation (22) · propellers (19) · lift (18) · propeller (16) · control (15) · ascension (15) · construction (15) · Helicopter (14) · HTA (14)
Full specification filed date:
Application number:
None (26)
Granted:
Supplementary to patent:
None (185) · Patent FR-1909-410140 (5) · Patent AT-1912-75092 (3) · Patent FR-1908-394254‎ (2) · Patent DE-1909-220044 (2) · Patent FR-1915-525800 (2) · Patent GB-1913-4191 (2) · Patent DE-1910-06-18 Carl Hanschke (2) · Patent FR-1908-407090 (2) · Patent AT-1909-40038 (2) · Patent FR-1909-404954 (2)
Related to aircraft:
Patent agent:
None (59) · None (15) · E. Blétry (7) · Armengaud jeune (6) · J. Bonnet-Thirion (5) · G. de Mestral et F. Harlé (5) · Weismann et Marx (5) · Schwab (4) · W. P. Thompson & Co. (4) · C. Blétry (4) · Paul Caquet (4)
IPCs: (Click arrow to add another value)
First filing:
Cites these patents:
None (259)
Citations from after 1930:
Number of diagram pages:

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