Drilldown: Patents

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Patents > Office: FR & Related to aircraft: Yes & Cites these patents : Patent GB-1909-25116 or None & Number of text pages: 1-2 & Number of diagram pages: 0-20

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Office: (Click arrow to add another value)
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Tech fields:
Airplane (391) · design (230) · Frame (157) · LTA (140) · stability (134) · propellers (130) · construction (121) · wings (119) · propulsion (117) · aerodynamics (107) · control (92) · navigation (67) · lift (60) · automatic stability (55) · Subsystem (53) · sustentation (52) · landing (47) · fuselage (46) · hybrid (46) · Rudder (46)
Full specification filed date:
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Patent agent:
None (126) · Armengaud jeune (124) · Charles Dony (31) · Hippolyte Josse (25) · J. Bonnet-Thirion (23) · E. Blétry (23) · L. Chassevent (22) · None (18) · G. de Mestral et F. Harlé (17) · J. Germain (16) · Y. Rabilloud et fils (16) · Boramé et Julien (15) · Lavoix et Mosès (15) · H. Bœttcher fils (12) · Dom. Casalonga (11) · Dupont et Elluin (11) · Schwab (11) · C. Blétry (11) · Chassevent (10)
IPCs:
IPC B64B1/00 (77) · IPC B64C17/00 (66) · IPC B64C39/00 (65) · IPC B64C1/00 (58) · IPC B64C11/00 (39) · IPC B64B1/58 (36) · IPC B64C3/00 (29) · IPC B64C25/00 (24) · IPC B64C23/00 (23) · None (22) · IPC B64C35/00 (20) · IPC B64B1/40 (20) · IPC B64C3/38 (19) · IPC B64C11/04 (17) · IPC B64C33/02 (16) · IPC B64C27/04 (16) · IPC B64C13/00 (14) · IPC B64C3/54 (13) · IPC B64D17/00 (12) · IPC B64C13/04 (11)
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Citations from after 1930:
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