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Patents > National tech categories : DE 77h or None & CPCs : CPC B64C35/00 or CPC B64C39/00

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None (361) · Airplane (41) · design (25) · frame (24) · hydroaeroplane (21) · stability (17) · wings (16) · construction (16) · hydroplane (16) · marine (14) · hybrid (14) · propulsion (11) · whole (10) · biplane (8) · Propellers (8) · lift (8) · fuselage (7) · wheels (6) · landing (6)
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None (428) · Patent US-1913-1094989 (2) · Patent BE-1912-02-27 Caudron (2) · Patent FR-1916-493411 (2) · Patent FR-1916-502839 (2)
Related to aircraft:
Patent agent:
None (349) · Marks & Clerk (14) · Boult, Wade & Tennant (11) · Brewer & Son (7) · John P. Tarbox (5) · Hyde & Heide (5) · Edward Evans & Co. (5) · Haseltine, Lake & Co. (5) · Abel & Imray (5) · Herbert Haddan & Co. (4) · W. P. Thompson & Co. (4) · Boult, Wade, and Tennant (3) · J. S. Withers & Spooner (3) · None (2) · Lewis William Goold (2) · George T. Millard (2) · R.J. Urquhart (2) · Mewburn, Ellis & Pryor (2) · Warren S. Ostow (2) · Stanley, Popplewell & Co. (2)
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