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Patents > IPCs : IPC B64C19/00 or IPC B64C23/00 or IPC B64C35/00

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Tech fields:
airplane (128) · design (74) · None (67) · hydroaeroplane (61) · Hybrid (50) · frame (50) · hydroplane (43) · Propulsion (39) · Construction (35) · propellers (34) · wings (29) · landing (27) · takeoff (24) · stability (24) · helicopter (24) · ascension (23) · aerodynamics (22) · Control (22) · chassis (21)
Full specification filed date:
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Granted:
Supplementary to patent:
None (237) · Patent GB-1911-29012 (8) · Patent FR-1909-410140 (5) · Patent FR-1912-452017 (3) · Patent FR-1916-493411 (3) · Patent GB-1912-29012.15939 (3) · Patent FR-1912-455471 (3) · Patent FR-1912-446818 (3) · Patent BE-1912-02-27 Caudron (3) · Patent FR-1910-426487 (3)
Related to aircraft:
Patent agent:
None (71) · None (14) · Armengaud jeune (11) · Boult, Wade & Tennant (11) · Marks & Clerk (8) · Brewer & Son (7) · Brandon frères (7) · Edward Evans & Co. (6) · Dom. Casalonga (6) · J. Bonnet-Thirion et Breton (6) · J. Bonnet-Thirion (6) · L. Chassevent (5) · Charles Dony (5) · W. P. Thompson & Co. (5) · Dupont et Elluin (5) · G. de Mestral et F. Harle (5) · Lavoix et Mosès (5) · Louis Tailfer (5) · M. Zerolo (5)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C23/005 (172) · CPC B64C35/00 (152) · CPC B64C2700/6274 (108) · CPC B64F2700/6261 (33) · CPC B64F2700/6296 (17) · CPC B64C2700/6273 (16) · CPC B64F2700/628 (14) · CPC B64C35/008 (12) · CPC B64C2700/6271 (10) · CPC B64F2700/6265 (9) · CPC B64F2700/6276 (8) · CPC B64C19/00 (7) · CPC B64F2700/6292 (7) · CPC B64C35/001 (6) · CPC B64C23/00 (5) · CPC B64F2700/6284 (5) · IPC B64C35/00 (5) · CPC B64F2700/6288 (4)
First filing:
Cites these patents:
None (367)
Citations from after 1930:
Number of diagram pages:

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