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Patents > CPCs : CPC B64C23/005 or CPC B64C27/18 or CPC B64C35/00

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Tech fields:
None (334) · airplane (149) · frame (75) · Propulsion (74) · hybrid (72) · design (67) · hydroaeroplane (60) · helicopter (52) · propeller (46) · Hydroplane (44) · navigation (43) · stability (38) · takeoff (37) · marine (33) · construction (30) · propellers (30) · landing (30) · ascension (26) · wings (26) · lift (23)
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Supplementary to patent:
None (582) · Patent FR-1909-410140 (5) · Patent US-1913-1094989 (3) · Patent FR-1910-426487 (3) · Patent FR-1916-493411 (3) · Patent BE-1912-02-27 Caudron (3) · Patent FR-1912-455471 (3)
Related to aircraft:
Patent agent:
None (354) · None (14) · John P. Tarbox (11) · Boult, Wade & Tennant (10) · Marks & Clerk (10) · Armengaud jeune (8) · Victor J. Evans (7) · J. Bonnet-Thirion (7) · Munn & Co. (7) · M. Zerolo (6) · Edward Evans & Co. (6) · Lavoix et Mosès (6) · J. Bonnet-Thirion et Breton (6) · Brewer & Son (5) · G. de Mestral et F. Harlé (5) · Dom. Casalonga (5) · L. Chassevent (5) · Louis Tailfer (5) · Charles Dony (5) · W. P. Thompson & Co. (5)
National tech categories:
None (351) · FR 6.4 (176) · USPC 244/6 (48) · USPC 244/66 (20) · USPC 244/12.1 (16) · DE 77h.9 (15) · USPC 244/80 (7) · DE 77h.5 (7) · DE 77 (6) · USPC 244/101 (6) · USPC 244/60 (6) · USPC 244/105 (6) · USPC 244/139 (5) · FR 6.3 (5) · USPC 244/35R (5) · USPC 244/100R (4) · USPC 244/48 (4) · USPC 244/87 (4)
IPCs:
None (380) · IPC B64C23/00 (171) · IPC B64C35/00 (148) · IPC B64C23/005 (9) · IPC B64C27/18 (4) · IPC B64C25/04 (3) · IPC F16F9/348 (2) · IPC F16F9/34 (2) · IPC F16F9/32 (2) · IPC F16F9/06 (2) · IPC F16C17/10 (2) · IPC F02K1/36 (2) · IPC F02K1/28 (2) · IPC B64C33/02 (2) · IPC B64C29/00 (2) · IPC F22D11/02 (2) · IPC B22D33/00 (2) · IPC B63B1/26 (2) · IPC B64C11/00 (2)
CPCs: (Click arrow to add another value)
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Cites these patents:
None (709)
Citations from after 1930:
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