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Patents > IPCs : IPC B60G7/02 or IPC B64C23/00 or IPC B64C33/02

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Tech fields:
Airplane (87) · propulsion (70) · None (61) · flapping (56) · Design (50) · wings (50) · hybrid (42) · frame (39) · propellers (35) · navigation (32) · ornithopter (29) · ascension (27) · Control (26) · Helicopter (25) · LTA (25) · construction (24) · stability (24) · lift (23)
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Supplementary to patent:
None (228) · Patent FR-1909-410140 (5) · Patent FR-1912-446040 (4) · Patent BE-1910-12-28-Muehter (3) · Patent DE-1910-06-18 Carl Hanschke (2) · Patent DE-1910-09-03 Richard Blum (2) · Patent FR-1915-525800 (2) · Patent DE-1909-220044 (2) · Patent FR-1909-420004 (2) · Patent FR-1909-404954 (2) · Patent FR-1908-407090 (2) · Patent AT-1909-40038 (2) · Patent FR-1908-394254‎ (2)
Related to aircraft:
Patent agent:
None (86) · None (22) · Schwab (7) · Armengaud jeune (7) · Ad. Sturm (6) · Marks & Clerk (6) · G. de Mestral et F. Harlé (6) · E. Blétry (6) · Rigot et Prévost (6) · C. Blétry‎ (6) · Chassevent (5) · J. Germain (5) · A. de Carsalade (5) · Paul Caquet (4) · Hippolyte Josse (4) · Matray freres et Cie (4) · J. Bonnet-Thirion (4) · Boramé et Julien (4) · Boult, Wade & Tennant (4)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C23/005 (172) · CPC B64C33/02 (157) · CPC B64C2700/6274 (108) · CPC B64C2700/6273 (16) · CPC B64C2700/6271 (10) · None (7) · CPC B64C23/00 (5) · CPC B64C33/025 (4) · CPC B64C33/00 (3) · CPC F02K1/28 (2) · CPC B64C29/0016 (2) · CPC F16C17/10 (2) · CPC F02K1/36 (2) · CPC F16F9/3415 (2) · CPC F16F9/3482 (2) · CPC F22D11/02 (2) · CPC F16F9/06 (2) · CPC B22D33/00 (2) · CPC B64C11/001 (2) · CPC F16F9/3214 (2)
First filing:
Cites these patents:
None (345)
Citations from after 1930:
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