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Patents > Inventor country: FR & Tech fields : Springs or navigation

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Office:
Inventor country: (Click arrow to add another value)
Applicant person:
None (138) · Robert Esnault-Pelterie (9) · Louis Blériot (9) · René Tampier (9) · Ambroise Goupy (5) · Louis-Honoré Gauthier (5) · Auguste Prouvost (4) · l'abbé Jean-Martin Demongeot (4) · René Arnoux (4) · Alfred-Eugène Pichou (4) · Édouard Deniéport (4)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (256)
Granted:
Supplementary to patent:
None (302) · Patent FR-1841-9265 (6) · Patent FR-1907-377174 (5) · Patent FR-1899-Boinet (4) · Patent FR-1861-51979 (3) · Patent FR-1908-393976 (3) · Patent FR-1909-420004 (3) · Patent FR-1898-278192 (3) · Patent FR-1836-5429 (3) · Patent FR-1902-326727 (3) · Patent FR-1902-328044 (3)
Related to aircraft:
Patent agent:
None (214) · Armengaud jeune (26) · None (15) · Jules Mathieu (7) · Weismann et Marx (6) · Hippolyte Josse (6) · Haseltine, Lake & Co. (5) · Lavoix et Mosès (5) · Boult, Wade & Tennant (5) · Chassevent (4) · Émile Klotz (4) · G. de Mestral et F. Harlé (4) · Dom. Casalonga (4) · J. Bonnet-Thirion (3) · Schwab (3) · Ed. Wolf (3) · L. Chassevent (3)
National tech categories:
FR 6.4 (131) · None (97) · FR 6.3 (80) · FR 5 (36) · FR 6 (14) · FR 6.2 (11) · BE K (6) · IT 8 (5) · AT 77d (4) · DE 77h.5 (4) · FR 20 (4) · USPC 244/46 (4) · RU Group V (3) · DE 77 (2) · DE 77h.15 (2)
IPCs:
None (242) · IPC B64B1/00 (28) · IPC B64C39/00 (15) · IPC B64C1/00 (10) · IPC B64C33/02 (10) · IPC B64C3/38 (10) · IPC CPC B64C13/00 (9) · IPC B64C17/00 (8) · IPC B64C13/04 (7) · IPC B64C11/00 (7) · IPC B64B1/58 (7) · IPC B64C3/52 (6) · IPC B64C13/02 (5) · IPC B64C13/00 (5) · IPC B64C3/00 (4) · IPC B64C23/00 (3) · IPC G01C17/00 (3)
CPCs:
None (228) · CPC B64B1/00 (27) · CPC B64C13/00 (16) · CPC B64C33/02 (12) · CPC B64C17/00 (11) · CPC B64C39/00 (8) · CPC B64C3/385 (6) · CPC B64B1/58 (6) · CPC B64C13/02 (6) · CPC B64C3/52 (6) · CPC B64C39/005 (6) · CPC B64C13/04 (5) · CPC B64C1/00 (5) · CPC B64C3/38 (5) · CPC B64C2700/6295 (4) · CPC B64C2700/6214 (4) · CPC B64C25/62 (4) · CPC B64C23/005 (4)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
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