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Patents > Office : CH or GB & Number of claims: 1-2

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Office: (Click arrow to add another value)
Inventor location:
None (416) · London (8) · England (6) · Paris (4) · Berlin (3) · Seine (3) · Marseille (3) · Douai (2) · Westminster (2) · Surrey (2) · Nord (2) · Mönchengladbach (2) · London, S.W. (2) · London, E.C. (2) · Dusseldorf (2) · Manchester (2) · Budapest (2)
Applicant is inventor:
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (269) · Patent CH-1911-55140 (3) · Patent FR-1910-422033‎ (2) · Patent FR-1909-408197 (2) · Patent DE-1908-221549 (2) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent BE-1910-12-28-Muehter (2) · Patent SE-1917-46288 (2) · Patent BE-1906-03-30 Maurice-Paul-Émile Pruvost (2) · Patent DE-1911-251309 (2) · Patent FR-1909-399456 (2) · Patent US-1913-1118124 (2)
Related to aircraft:
Patent agent:
None (46) · Marks & Clerk (30) · Herbert Haddan & Co. (30) · Haseltine, Lake & Co. (21) · Boult, Wade & Tennant (18) · Abel & Imray (12) · Mewburn, Ellis & Pryor (10) · G. F. Redfern & Co. (9) · None (9) · Chatwin, Herschell & Co. (8) · W. P. Thompson & Co. (8) · E. Blum & Co. (7) · Jensen & Son (7) · Carl Tewes (6) · J. S. Withers & Spooner (6) · Johnsons & Willcox (6) · J. Hans (6) · A. Ritter (6)
Assigned to:
IPCs:
None (144) · IPC B64C17/00 (30) · IPC B64C1/00 (21) · IPC B64C39/00 (18) · IPC B64C13/00 (18) · IPC B64B1/00 (15) · IPC B64C3/38 (13) · IPC B64B1/58 (12) · IPC B64C3/00 (12) · IPC B64C11/00 (9) · IPC B64C27/04 (9) · IPC B64C35/00 (9) · IPC B64C33/02 (9) · IPC B63H1/12 (6) · IPC B64C33/00 (6) · IPC B64C3/54 (6)
CPCs:
None (121) · CPC B64C17/00 (33) · CPC B64C13/00 (21) · CPC B64C2700/6256 (20) · CPC B64B1/00 (16) · CPC B64C2700/6218 (14) · CPC B64B1/58 (14) · CPC B64C3/00 (12) · CPC B64C3/385 (12) · CPC B64C2700/6295 (12) · CPC B64C35/00 (11) · CPC B64C2700/6212 (10) · CPC B64C39/00 (10) · CPC B64C33/02 (9) · CPC B64C2700/6281 (8) · CPC B64C33/00 (7) · CPC B64C11/006 (7) · CPC B64C11/16 (7)
First filing:
Cites these patents:
None (453)
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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