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Patents > Tech fields : lift or navigation & National tech categories: FR 6.4

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None (202) · Patent FR-1908-392672 (10) · Patent FR-1908-407090 (4) · Patent FR-1907-373818 (4) · Patent FR-1909-410848 (3) · Patent FR-1836-5429 (3) · Patent BE-1911-04-14 Lucien-Constant-Joseph Harel (2) · Patent FR-1905-361723 (2) · Patent FR-1908-397675 (2) · Patent FR-1850-10514 (2) · Patent FR-1910-418630 (2)
Related to aircraft:
Patent agent:
Armengaud jeune (56) · None (56) · E. Blétry (14) · G. de Mestral et F. Harlé (14) · None (13) · Weismann et Marx (8) · J. Bonnet-Thirion (8) · Dupont et Elluin (7) · L. Chassevent (7) · J. Germain (7) · Hippolyte Josse (6) · Lavoix et Mosès (6) · H. Bœttcher fils (6) · Charles Dony (5) · Brandon frères (5) · Charles Assi (5) · Émile Klotz (4) · Gaston Rose (4) · Schwab (4) · Dom. Casalonga (4)
National tech categories: (Click arrow to add another value)
IPCs:
IPC B64C39/00 (36) · None (33) · IPC B64C1/00 (28) · IPC B64B1/00 (26) · IPC B64C17/00 (24) · IPC B64C23/00 (19) · IPC B64C3/38 (15) · IPC B64C3/54 (13) · IPC B64C11/00 (12) · IPC B64C3/52 (12) · IPC B64B1/58 (10) · IPC B64C13/00 (9) · IPC B64C3/48 (9) · IPC B64C33/02 (8) · IPC CPC B64C13/00 (7) · IPC B64C3/00 (7) · IPC B64C33/00 (7) · IPC B64B1/62 (6) · IPC B64C27/04 (6) · IPC B64C13/04 (5)
CPCs:
CPC B64C39/00 (32) · CPC B64C17/00 (26) · CPC B64B1/00 (24) · CPC B64C2700/6295 (23) · None (22) · CPC B64C23/005 (19) · CPC B64C13/00 (18) · CPC B64C3/52 (15) · CPC B64C2700/6274 (14) · CPC B64C3/54 (11) · CPC B64C33/02 (10) · CPC B64C2700/6218 (10) · CPC B64B1/58 (10) · CPC B64C2700/6245 (10) · CPC B64C3/385 (10) · CPC B64C1/00 (10) · CPC B64C3/48 (9) · CPC B64C2700/6256 (9) · CPC B64C11/006 (8)
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