Drilldown: Patents

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Patents > Year granted: 1900 - 1999 & Tech fields : propellers or propulsion & Granted: Yes & National tech categories: FR 6.4 & Cites these patents: None

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Supplementary to patent:
None (255) · Patent FR-1908-405961 (5) · Patent FR-1908-407090 (4) · Patent FR-1910-414695 (3)
Related to aircraft:
Patent agent:
None (74) · Armengaud jeune (42) · None (22) · J. Bonnet-Thirion (17) · Schwab (14) · J. Germain (14) · E. Blétry (14) · G. de Mestral et F. Harlé (12) · L. Chassevent (12) · Charles Dony (9) · Weismann et Marx (9) · Boramé et Julien (8) · Lavoix et Mosès (8) · Brandon freres (8) · Hippolyte Josse (7) · Dupont et Elluin (7) · Charles Assi (7) · de Bongé (7) · Y. Rabilloud et fils (6) · H. Bœttcher fils (6)
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IPCs:
IPC B64C39/00 (61) · IPC B64C11/00 (55) · IPC B64C23/00 (30) · IPC B64B1/00 (26) · IPC B64C27/04 (20) · None (16) · IPC B64C11/04 (16) · IPC B64C33/02 (15) · IPC B64D27/00 (14) · IPC B64C17/00 (14) · IPC B64C11/20 (13) · IPC B64C1/00 (13) · IPC B64D35/04 (10) · IPC B64B1/58 (8) · IPC B64C11/30 (7) · IPC B64C11/16 (7) · IPC B64C35/00 (6) · IPC B64C27/00 (6)
CPCs:
CPC B64C39/00 (45) · CPC B64C11/006 (39) · CPC B64C23/005 (31) · CPC B64B1/00 (26) · CPC B64C2700/6274 (26) · CPC B64C2700/6295 (26) · CPC B64C11/04 (16) · CPC B64C33/02 (16) · CPC B64C17/00 (15) · CPC B64C27/04 (13) · CPC B64C2700/6281 (13) · CPC B64C11/00 (12) · CPC B64D27/00 (12) · CPC B64C2700/6218 (10) · CPC B64D35/04 (10) · CPC B64B1/58 (8)
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