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Patents > IPCs : IPC B64C23/00 or IPC B64C3/54 or IPC G04C21/30

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Office:
Inventors:
None (12) · Robert Esnault-Pelterie (7) · Gustav Mees (7) · Michael Rukawischnikoff (3) · Maurice-Achille Lécuyer (3) · Charles Wolf (3) · Ludwig Schmidl (3) · Jean Desbois (3)
Inventor country:
Applicant person:
None (21) · Robert Esnault-Pelterie (7) · Gustav Mees (6) · Charles Wolf (3) · Michael Rukawischnikoff (3) · Maurice-Achille Lécuyer (3) · Ludwig Schmidl (3) · Jean Desbois (3)
Applicant is inventor:
Tech fields:
airplane (105) · None (63) · Design (50) · wings (40) · Propulsion (39) · hybrid (34) · Frame (31) · lift (31) · Construction (29) · Propellers (28) · control (27) · stability (27) · aerodynamics (25) · helicopter (23) · sustentation (22) · ascension (22) · navigation (18) · propeller (14) · whole (14)
Full specification filed date:
Application number:
None (21)
Granted:
Supplementary to patent:
None (173) · Patent FR-1909-410140 (5) · Patent FR-1908-392672 (4) · Patent FR-1915-525800 (2) · Patent DE-1910-06-18 Carl Hanschke (2) · Patent AT-1910-49705 (2) · Patent AT-1909-40038 (2) · Patent FR-1909-404954 (2) · Patent DE-1909-220044 (2) · Patent FR-1908-407090 (2) · Patent FR-1908-394254 (2)
Related to aircraft:
Patent agent:
None (48) · None (17) · Armengaud jeune (16) · G. de Mestral et F. Harlé (7) · Schwab (5) · Paul Caquet (4) · Rigot et Prévost (4) · J. Bonnet-Thirion (4) · Edwards & Co. (3) · C. Blétry (3) · Ad. Sturm (3) · J. Germain (3) · Matray frères et Cie (3) · Weissmann et Marx (3) · Marks & Clerk (3) · Borame et Julien (3) · Boult, Wade & Tennant (3) · E. Blétry (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C23/005 (172) · CPC B64C2700/6274 (108) · CPC B64C3/54 (53) · CPC B64C2700/6246 (17) · CPC B64C2700/6273 (16) · CPC B64C2700/6271 (10) · CPC B64C5/08 (9) · CPC B64C2009/005 (7) · CPC B64C9/00 (6) · CPC B64C3/546 (6) · CPC B64C23/00 (5) · CPC B64C13/30 (3)
First filing:
Cites these patents:
None (250)
Citations from after 1930:
Number of diagram pages:

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