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Patents > CPCs : CPC B64C23/005 or CPC B64C3/18 or CPC B64C3/385

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Office:
Inventor location:
None (651) · Seine (13) · London (7) · New York county (5) · New York (4) · Indiana (4) · Seine-et-Oise (4) · Nord (4) · California (4) · New York City (4) · Pennsylvania (4) · NY (3) · Chicago (3) · Aisne (3) · Manche (3) · Minnesota (3) · England (3)
Applicant is inventor:
Tech fields:
None (334) · airplane (219) · frame (104) · propulsion (80) · stability (73) · design (68) · navigation (62) · hybrid (60) · helicopter (56) · propeller (54) · construction (53) · wings (53) · lift (40) · control (39) · propellers (34) · aerodynamics (29) · ascension (27) · rudder (27) · sustentation (25) · airfoil (24)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (631) · Patent FR-1909-410140 (5) · Patent FR-1908-392672 (3) · Patent BE-1912-02-07-Gramaticesco (3)
Related to aircraft:
National tech categories:
None (298) · FR 6.4 (238) · USPC 244/6 (48) · USPC 244/48 (29) · USPC 244/66 (20) · DE 77h.5 (17) · USPC 244/12.1 (15) · USPC 244/99.11 (9) · USPC 244/80 (9) · USPC 244/38 (8) · USPC 244/119 (7) · USPC 244/90R (7) · USPC 244/65 (6) · USPC 244/60 (6) · USPC 244/100R (6) · DE 77 (5) · USPC 244/139 (5) · USPC 244/35R (5)
IPCs:
None (338) · IPC B64C23/00 (219) · IPC B64C3/38 (155) · IPC B64C3/18 (39) · IPC B64C3/00 (9) · IPC B64C23/005 (8) · IPC B64C39/00 (5)
CPCs: (Click arrow to add another value)
First filing:
Cites these patents:
None (769)
Citations from after 1930:
Number of diagram pages:

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