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Patents > Inventor country: FR & Tech fields : Airplane or propeller

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Related to aircraft:
Patent agent:
None (305) · Armengaud jeune (162) · None (38) · Weismann et Marx (35) · J. Bonnet-Thirion (34) · Hippolyte Josse (32) · Charles Dony (32) · Dupont et Elluin (21) · G. de Mestral et F. Harlé (19) · J. Germain (18) · L. Chassevent (16) · Haseltine, Lake & Co. (14) · Boult, Wade & Tennant (13) · Abel & Imray (12) · Emile Bert (12) · Paul Blum (12) · M. Zerolo (12)
National tech categories:
FR 6.4 (773) · None (178) · BE K (56) · FR 6.3 (35) · HU V/h (18) · AT 77d (14) · DE 77h.5 (13) · FR 6.2 (11) · FR 5.8 (10) · IT 8 (7) · RU Group V (6) · CH 129b (5) · FR 12.3 (4) · FR 6.8 (4)
IPCs:
None (245) · IPC B64C17/00 (152) · IPC B64C1/00 (144) · IPC B64C39/00 (101) · IPC B64C3/00 (55) · IPC B64C3/38 (50) · IPC B64C25/00 (39) · IPC B64C13/00 (38) · IPC B64C23/00 (32) · IPC B64C35/00 (29) · IPC B64C3/54 (21) · IPC B64C17/06 (20) · IPC B64C11/00 (19) · IPC B64C3/52 (18) · IPC B64C3/56 (15) · IPC B64C33/02 (14) · IPC B64B1/00 (14) · IPC B64C11/04 (14) · IPC B64C3/18 (13)
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