Drilldown: Patents

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Patents > Year granted: 1911 & National tech categories : FR 6.4 or USPC 244/48

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None (273) · Patent FR-1909-420322 (6) · Patent FR-1907-373818 (3) · Patent BE-1909-219837 (2) · Patent FR-1910-417989 (2) · Patent FR-1910-414004 (2) · Patent FR-1910-423998 (2) · Patent FR-1910-429307 (2) · Patent FR-1910-430552 (2) · Patent DE-1910-04-04 August Wendtland (2) · Patent FR-1910-420958 (2)
Related to aircraft:
Patent agent:
None (48) · Armengaud jeune (39) · None (29) · J. Bonnet-Thirion (23) · E. Blétry (18) · L. Chassevent (16) · G. Petiau (14) · H. Bœttcher fils (10) · Hippolyte Josse (10) · P. Follin (10) · Boramé et Julien (10) · Dupont et Elluin (8) · Schwab (8) · de Bongé (8) · Charles Dony (8) · J. Germain (7) · Rigot et Prévost (7) · Weismann et Marx (7)
National tech categories: (Click arrow to add another value)
IPCs:
IPC B64C17/00 (78) · IPC B64C1/00 (69) · IPC B64C39/00 (48) · None (28) · IPC B64B1/00 (18) · IPC B64C3/38 (18) · IPC B64C23/00 (14) · IPC B64C17/06 (14) · IPC B64B1/58 (13) · IPC B64C3/00 (12) · IPC B64C11/00 (12) · IPC B64C33/02 (11) · IPC B64C25/00 (11) · IPC B64C33/00 (7) · IPC B64C13/00 (7) · IPC B64C3/54 (6) · IPC B64C3/56 (5)
CPCs:
CPC B64C17/00 (84) · CPC B64C39/00 (38) · CPC B64C2700/6218 (30) · CPC B64C2700/6295 (27) · CPC B64C2700/6212 (19) · CPC B64C3/385 (18) · CPC B64C23/005 (16) · CPC B64B1/00 (16) · CPC B64C1/00 (15) · CPC B64C17/06 (14) · CPC B64B1/58 (13) · CPC B64C33/02 (13) · CPC B64C3/00 (12) · CPC B64C2700/6214 (12) · CPC B64C2700/6274 (11) · CPC B64C13/00 (11) · CPC B64C2700/6228 (10) · CPC B64F2700/6226 (9) · CPC B64C25/06 (9)
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