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Patents > Tech fields : construction or hybrid or lift & National tech categories : CH 129b or None

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Application number:
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Supplementary to patent:
None (247) · Patent GB-1908-4519 (6) · Patent US-1909-970771 (5) · Patent AT-1912-75092 (3) · Patent FR-1913-472867 (2) · Patent FR-1911-448337 (2) · Patent FR-1911-438580 (2) · Patent FR-1916-493411 (2) · Patent FR-1916-502839 (2) · Patent FR-1917-494365 (2) · Patent GB-1909-12556 (2) · Patent GB-1913-4191 (2) · Patent IT-1915-148941 (2) · Patent RU-1905-Rebikov (2) · Patent BE-1913-253298 (2) · Patent BE-1908-Bot-Lallemand (2) · Patent FR-1913-438580.17636 (2) · Patent US-1913-1094989 (2) · Patent US-1914-1157636 (2)
Related to aircraft:
Patent agent:
None (113) · Haseltine, Lake & Co. (22) · Boult, Wade & Tennant (19) · None (16) · Marks & Clerk (15) · Herbert Haddan & Co. (11) · Brewer & Son (10) · John P. Tarbox (7) · Wheatley & Mackenzie (6) · W. P. Thompson & Co. (6) · Edward Evans & Co. (6) · A. M. & William Clark (5) · Abel & Imray (5) · Boult, Wade, and Tennant (5) · J. Owden O'Brien (4) · G. F. Redfern & Co. (4) · Jensen & Son (4) · H. D. Fitzpatrick & Co. (4) · J. S. Withers & Spooner (4)
National tech categories: (Click arrow to add another value)
IPCs:
None (169) · IPC B64C39/00 (26) · IPC B64C3/00 (21) · IPC B64C1/00 (17) · IPC B64C3/18 (17) · IPC B64C35/00 (12) · IPC B64B1/00 (12) · IPC B64C17/00 (11) · IPC B64C1/06 (10) · IPC B64C27/04 (9) · IPC B64C3/38 (8) · IPC B64C3/56 (8) · IPC B64C23/00 (8) · IPC B64C13/00 (7) · IPC B64C33/00 (6) · IPC B64C29/00 (5) · IPC B64B1/58 (5) · IPC B64C11/00 (4)
CPCs:
None (118) · CPC B64C3/00 (25) · CPC B64C2700/6295 (16) · CPC B64B1/00 (16) · CPC B64C39/00 (15) · CPC B64C17/00 (15) · CPC B64C35/00 (15) · CPC B64C13/00 (12) · CPC B64C2001/0063 (11) · CPC B64C1/065 (10) · CPC B64C3/18 (10) · CPC B64C23/005 (10) · CPC B64C39/005 (9) · CPC B64C2700/6233 (9) · CPC B64C3/185 (8) · CPC B64C2700/6235 (8) · CPC B64C3/56 (8)
First filing:
Citations from after 1930:
Number of diagram pages:

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