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Patents > Office : CA or DE or FR & Inventor country: FR & Number of text pages: 3-70

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Office: (Click arrow to add another value)
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Applicant is inventor:
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Supplementary to patent:
None (579) · Patent FR-1916-501550 (6) · Patent FR-1907-377174 (3) · Patent FR-1909-408644 (3)
Related to aircraft:
Patent agent:
None (133) · Armengaud jeune (99) · None (62) · Weismann et Marx (48) · Dupont et Elluin (32) · J. Bonnet-Thirion (27) · L. Chassevent (20) · Lavoix et Mosès (19) · Dom. Casalonga (18) · Hippolyte Josse (16) · Boramé et Julien (14) · J. Germain (13) · Weissmann et Marx (13) · E. Blétry (13) · Emile Bert (11) · J. Bonnet-Thirion et Breton (11) · Brandon frères (11) · H. Bœttcher fils (10) · G. de Mestral et F. Harlé (9)
National tech categories:
FR 6.4 (630) · FR 6.3 (39) · None (26) · FR 6.2 (16) · FR 5.8 (12) · FR 6.1 (10) · DE 77h.5 (9) · FR 5.3 (8) · FR 12.2 (8) · FR 10.1 (5) · FR 5 (5) · FR 10.4 (4) · FR 20.1 (3) · FR 5.5 (2) · FR 17.3 (2) · DE 77h (2) · FR 20 (2)
IPCs:
IPC B64C17/00 (105) · IPC B64C1/00 (101) · IPC B64C39/00 (82) · None (52) · IPC B64B1/00 (38) · IPC B64C33/02 (33) · IPC B64C3/38 (29) · IPC B64C23/00 (26) · IPC B64C27/04 (17) · IPC B64C3/00 (17) · IPC B64C35/00 (17) · IPC B64C11/00 (16) · IPC B64C13/00 (15) · IPC B64C17/06 (14) · IPC B64C25/00 (12) · IPC B64B1/58 (12) · IPC B64C3/52 (11) · IPC B64C3/56 (11) · IPC B64C33/00 (11) · IPC B64C3/54 (10)
First filing:
Citations from after 1930:
Number of text pages:
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