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Patents > Full specification filed date: 1910 - 1919 & Supplementary to patent : Patent FR-1911-443878 or None

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Applicant firm:
None (436) · Blackburn Aeroplane and Motor Co. (15) · Vickers Limited (10) · British and Colonial Aeroplane Co. (6) · Sopwith Aviation Company Limited (5) · Varioplane Company (4) · Blackburn Aeroplane & Motor Co. (4) · William Beardmore & Co. (2) · Planes Ltd. (2) · Martinsyde Ltd. (2) · Lang Propeller Limited (2)
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Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
Patent agent:
None (65) · Brewer & Son (40) · Marks & Clerk (30) · None (29) · Boult, Wade & Tennant (26) · Haseltine, Lake & Co. (19) · Mewburn, Ellis & Pryor (11) · Abel & Imray (9) · A. M. & William Clark (8) · Phillipss (8) · Jensen & Son (7) · W. P. Thompson & Co. (7) · A. A. Thornton (6) · H. D. Fitzpatrick & Co. (6)
IPCs:
None (70) · IPC B64C39/00 (32) · IPC B64C3/00 (32) · IPC B64C13/00 (29) · IPC B64C3/18 (23) · IPC B64C1/00 (23) · IPC B64C17/00 (22) · IPC B64C35/00 (22) · IPC B64B1/00 (21) · IPC B64C3/38 (15) · IPC B64C25/00 (14) · IPC B64C11/00 (14) · IPC B64C3/54 (10) · IPC B64C3/56 (9) · IPC B64C27/04 (8) · IPC B64C1/06 (8) · IPC B64C23/00 (8) · IPC B64C11/04 (7) · IPC F41A19/05 (7)
CPCs:
CPC B64C13/00 (34) · None (34) · CPC B64C3/00 (33) · CPC B64C2700/6256 (30) · CPC B64C17/00 (26) · CPC B64B1/00 (23) · CPC B64C2700/6295 (22) · CPC B64C2700/6235 (21) · CPC B64C35/00 (17) · CPC B64C3/385 (16) · CPC B64C3/185 (14) · CPC B64C39/00 (13) · CPC B64C2700/6218 (12) · CPC B64C3/18 (12) · CPC B64C23/005 (11) · CPC B64F2700/6226 (11) · CPC B64C3/56 (10) · CPC B64C2700/6233 (9) · CPC B64C1/065 (9) · CPC B64C2700/6281 (8)
First filing:
Cites these patents:
None (490) · Patent GB-1914-23502 (2) · Patent GB-1908-17150 (2) · 0 (2)
Citations from after 1930:

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