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Patents > Tech fields : aerial propeller or wings & National tech categories: FR 6.4

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None (199) · Patent FR-1907-373818 (7) · Patent FR-1908-392672 (6) · Patent FR-1908-407090 (4) · Patent BE-1911-04-14 Lucien-Constant-Joseph Harel (2) · Patent FR-1913-452942 (2) · Patent FR-1911-448574 (2) · Patent FR-1916-491738 (2) · Patent FR-1909-403418 (2) · Patent FR-1910-420958 (2) · Patent FR-1909-410848 (2) · Patent FR-1911-429224 (2)
Related to aircraft:
Patent agent:
Armengaud jeune (68) · None (39) · None (24) · G. de Mestral et F. Harlé (15) · E. Blétry (15) · Weismann et Marx (13) · L. Chassevent (10) · J. Bonnet-Thirion (10) · Hippolyte Josse (9) · C. Blétry (6) · J. Germain (6) · Louis Tailfer (6) · Brandon frères (6) · Charles Dony (6) · P. Follin (5) · Dupont et Elluin (5) · Ch. Mardelet (4) · J. Fayollet (4) · Noël et Pellegrini (4)
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IPCs:
IPC B64C39/00 (40) · IPC B64C17/00 (36) · IPC B64C1/00 (36) · IPC B64C3/00 (25) · IPC B64C3/38 (21) · IPC B64C33/02 (19) · IPC B64C3/54 (16) · IPC B64C3/52 (15) · IPC B64C11/00 (14) · IPC B64C23/00 (14) · IPC B64C3/56 (13) · IPC B64C3/48 (10) · None (10) · IPC B64C13/00 (8) · IPC B64C21/02 (5) · IPC B64C33/00 (5) · IPC B64C27/04 (5) · IPC B64C25/00 (5) · IPC B64C21/08 (5) · IPC B64C3/18 (5)
CPCs:
CPC B64C17/00 (37) · CPC B64C39/00 (29) · CPC B64C3/00 (24) · CPC B64C2700/6295 (22) · CPC B64C33/02 (22) · CPC B64C2700/6233 (17) · CPC B64C3/385 (17) · CPC B64C3/52 (16) · CPC B64C2700/6218 (15) · CPC B64C3/54 (14) · CPC B64C23/005 (13) · CPC B64C3/56 (13) · CPC B64C3/48 (10) · CPC B64C11/006 (10) · CPC Y02T50/166 (9) · CPC B64C1/00 (8) · CPC B64C13/00 (8) · CPC B64C2700/6274 (7) · CPC B64C33/00 (7) · CPC B64C2700/6245 (6)
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