Drilldown: Patents

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Patents > Office: FR & Applicant firm: None & IPCs : IPC B64B1/40 or IPC B64C39/00

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Tech fields:
airplane (143) · design (96) · propulsion (52) · frame (52) · propellers (50) · stability (47) · construction (45) · None (45) · wings (45) · aerodynamics (37) · LTA (33) · Lift (30) · control (26) · Sustentation (26) · Whole (21) · Rudder (21) · fuselage (18) · navigation (17) · Chassis (17)
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Supplementary to patent:
None (206) · Patent FR-1909-403418 (2) · Patent FR-1912-441089 (2) · Patent FR-1908-394418 (2) · Patent FR-1913-461629 (2) · Patent FR-1908-396470 (2) · Patent FR-1910-414004 (2) · Patent FR-1902-326476 (2)
Related to aircraft:
Patent agent:
None (55) · None (28) · Armengaud jeune (27) · J. Bonnet-Thirion (14) · J. Germain (10) · E. Blétry (10) · Weismann et Marx (9) · Y. Rabilloud et fils (8) · Lavoix et Mosès (7) · Boramé et Julien (7) · Brandon frères (7) · Chassevent (7) · G. de Mestral et F. Harlé (6) · L. Chassevent (6) · Dupont et Elluin (6) · Charles Assi (6) · C. Blétry (5) · Ch. Mardelet (5)
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Citations from after 1930:
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