Drilldown: Patents

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Patents > Office: FR & IPCs : IPC B64C3/00 or IPC B64C39/00 & Citations from after 1930: None

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Office: (Click arrow to add another value)
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Tech fields:
Airplane (183) · Design (118) · frame (71) · Wings (66) · construction (65) · propulsion (50) · propellers (48) · aerodynamics (45) · stability (38) · Lift (33) · None (32) · sustentation (29) · fuselage (28) · control (26) · subsystem (22) · whole (20) · rudder (20) · chassis (19) · monoplane (17)
Full specification filed date:
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Supplementary to patent:
None (201) · Patent FR-1907-373818 (3) · Patent FR-1917-504302 (2) · Patent FR-1909-412818 (2) · Patent FR-1912-441089 (2) · Patent FR-1908-396470 (2) · Patent FR-1913-461629 (2) · Patent FR-1902-326476 (2) · Patent FR-1908-394418 (2) · Patent FR-1911-429224 (2) · Patent FR-1910-414004 (2) · Patent FR-1911-428217 (2)
Related to aircraft:
Patent agent:
None (51) · Armengaud jeune (32) · None (24) · Weismann et Marx (11) · J. Bonnet-Thirion (11) · Boramé et Julien (10) · Dupont et Elluin (10) · J. Germain (9) · E. Blétry (9) · Lavoix et Mosès (7) · Brandon frères (7) · G. de Mestral et F. Harlé (7) · Charles Assi (6) · L. Chassevent (6)
National tech categories:
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
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