Drilldown: Patents

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Patents > Year filed: 1909 & National tech categories : FR 6.4 or IT 8

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None (249) · Patent FR-1908-392672 (7) · Patent FR-1907-382794 (3) · Patent FR-1909-398825 (3) · Patent ES-1906-38692 (3) · Patent FR-1908-407090 (3) · Patent FR-1908-396470 (2) · Patent FR-1908-385744 (2) · Patent FR-1908-403132 (2) · Patent FR-1909-405220 (2) · Patent BE-1907-202697 (2) · Patent FR-1909-395148 (2) · Patent DE-1909-221412 (2) · Patent DE-1908-220975 (2)
Related to aircraft:
Patent agent:
None (75) · Armengaud jeune (48) · None (26) · J. Bonnet-Thirion (19) · E. Blétry (13) · Weismann et Marx (11) · Lavoix et Mosès (10) · Charles Assi (9) · C. Baumann (8) · Boramé et Julien (8) · G. de Mestral et F. Harlé (8) · Charles Dony (8) · L. Chassevent (7) · Y. Rabilloud et fils (7) · Émile Klotz (6) · Schwab (6) · Hippolyte Josse (6) · C. Blétry (6) · Brandon frères (6) · Chassevent (5)
National tech categories: (Click arrow to add another value)
IPCs:
IPC B64C39/00 (52) · IPC B64B1/00 (35) · IPC B64C17/00 (32) · None (29) · IPC B64B1/58 (26) · IPC B64C1/00 (22) · IPC B64C3/38 (20) · IPC B64C23/00 (20) · IPC B64C33/02 (13) · IPC B64C33/00 (11) · IPC B64C11/00 (11) · IPC B64C13/00 (10) · IPC B64C27/04 (9) · IPC B64C3/00 (9) · IPC B64B1/40 (8) · IPC B64C3/52 (7) · IPC B64C35/00 (6) · IPC B64C3/54 (6) · IPC B64C25/00 (5) · IPC B64C3/56 (5)
CPCs:
CPC B64C39/00 (49) · CPC B64B1/00 (36) · CPC B64C2700/6295 (34) · CPC B64C17/00 (33) · CPC B64B1/58 (26) · CPC B64C23/005 (21) · CPC B64C3/385 (19) · None (17) · CPC B64C13/00 (15) · CPC B64C33/02 (14) · CPC B64C2700/6274 (14) · CPC B64C33/00 (13) · CPC B64C11/006 (10) · CPC B64C2700/6212 (9) · CPC B64C3/00 (9) · CPC B64C2700/6218 (9) · CPC B64B1/40 (8) · CPC B64C2700/6233 (7) · CPC B64C3/54 (7) · CPC B64C3/52 (7)
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