Drilldown: Patents

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Patents > Office: FR & National tech categories : HU V/h or None

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Office: (Click arrow to add another value)
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Supplementary to patent:
None (1051) · Patent FR-1880-139386 (2) · Patent FR-1913-466329 (2) · Patent FR-1913-466195 (2) · Patent FR-1914-466329.18996 (2)
Related to aircraft:
Patent agent:
None (1005) · None (8) · Armengaud jeune (6) · J. Bonnet-Thirion (5) · Armengaud aine (4) · L. Chassevent (4) · Lavoix et Mosès (3) · Dony and Lejeune (3) · Casalonga (2) · James T. Barkelew (2) · J. Bonnet-Thirion et Breton (2) · G. de Mestral et F. Harlé (2) · Marks & Clerk (2) · E. Bletry (2) · Charles de Mosenthal (2) · Abel & Imray (2) · Société G. Breton, P. Audy, J. Rousset, A. Vergé (2) · Brandon frères (2)
National tech categories: (Click arrow to add another value)
IPCs:
None (1020) · IPC B64C1/00 (9) · IPC B64C23/00 (8) · IPC B64C39/00 (8) · IPC B64C17/00 (8) · IPC B64C3/54 (3)
CPCs:
None (388) · CPC B64C39/00 (113) · CPC B64C2700/6295 (106) · CPC B64C17/00 (45) · CPC B64C23/005 (32) · CPC B64C11/006 (31) · CPC B64C2700/6274 (26) · CPC B64C35/00 (24) · CPC B64C3/00 (23) · CPC B64C13/00 (22) · CPC B64C2700/6256 (20) · CPC B64C3/385 (19) · CPC B64C2700/6281 (18) · CPC B64C1/00 (16) · CPC B64C2700/6219 (14) · CPC B64C2700/6212 (14) · CPC B64C39/008 (13) · CPC B64C2700/6235 (13)
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