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Patents > IPCs : IPC B64B1/40 or IPC B64C23/00 or IPC E04C3/09

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Office:
Inventor country:
Inventor location:
None (245) · Seine (7) · Nord (3) · Aisne (3) · Gironde (2) · Seine-et-Oise (2) · Paris (2) · Maine-et-Loire (2) · London (2) · Indiana (2) · Villers-Cotterêts (2) · California (2)
Applicant is inventor:
Tech fields:
None (75) · airplane” (69) · LTA (68) · propulsion (42) · design (38) · hybrid (38) · stability (33) · Propellers (28) · frame (27) · navigation (26) · helicopter (26) · lift (23) · ascension (23) · balloon (22) · construction (20) · Control (19) · wings (19) · aerodynamics (17) · propeller (15) · suspension (15)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (222) · Patent FR-1909-410140 (5) · Patent GB-1914-20119 (2) · Patent AT-1909-40038 (2) · Patent FR-1908-407090 (2) · Patent FR-1915-525800 (2) · Patent DE-1910-06-18 Carl Hanschke (2) · Patent DE-1909-220044 (2) · Patent FR-1909-404954 (2)
Related to aircraft:
Patent agent:
None (63) · None (21) · Armengaud jeune (11) · Schwab (7) · E. Blétry (6) · J. Bonnet-Thirion (6) · G. de Mestral et F. Harlé (6) · Chassevent (6) · Marks & Clerk (5) · G. et P. de Mestral (4) · Paul Caquet (4) · Lavoix et Mosès (4) · C. Blétry (4) · W. P. Thompson & Co. (4) · Hippolyte Josse (4)
National tech categories:
FR 6.4 (166) · None (78) · FR 6.3 (11) · DE 77 (9) · DE 77h (6) · USPC 244/127 (4) · USPC 244/6 (3) · USPC 244/96 (3) · USPC 244/66 (2) · USPC 244/33 (2) · USPC 244/31 (2) · DE 77h.5 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C23/005 (218) · CPC B64C2700/6274 (140) · CPC B64B1/40 (66) · CPC B64C2700/6273 (17) · CPC B64C2700/6271 (16) · CPC B64C23/00 (6) · None (3) · CPC F16F9/06 (2) · CPC F16F9/3214 (2) · CPC F02K1/36 (2) · CPC F16F9/3415 (2) · CPC F16F9/3482 (2) · CPC F02K1/28 (2) · CPC B22D33/00 (2) · CPC B64C29/0016 (2) · CPC F22D11/02 (2) · CPC F16C17/10 (2) · CPC B64C33/025 (2) · CPC B64C11/001 (2) · CPC B64B1/40 (EP) (2)
First filing:
Citations from after 1930:
Number of diagram pages:

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