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Patents > Inventor country: FR & CPCs : CPC B64C23/005 or CPC B64D17/52

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Inventors:
None (5) · Maurice-Achille Lecuyer (4) · Charles Wolf (3) · Auguste Contassot (2) · Paul Cornu (2) · Lazare-Victor-Joseph Duverne (2) · Jules Cornu (2) · Joseph Ayral (2) · Jean Desbois (2) · Jacques-Jules Sloan (2) · Gustave Plaisant (2) · Émile Soriano (2) · Victor Camal (2) · Alvaro Da Cunha (2)
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Applicant person:
None (4) · Maurice-Achille Lecuyer (4) · Charles Wolf (3) · Auguste Contassot (2) · Paul Cornu (2) · Lazare-Victor-Joseph Duverne (2) · Jules Cornu (2) · Joseph Ayral (2) · Jean Desbois (2) · Jacques-Jules Sloan (2) · Émile Soriano (2) · Gustave Plaisant (2) · Victor Camal (2) · Alvaro Da Cunha (2)
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Tech fields:
None (37) · Airplane (30) · Hybrid (23) · propulsion (18) · Helicopter (17) · Design (15) · Ascension (14) · propellers (14) · lift (13) · sustentation (10) · Frame (8) · wings (8) · aerodynamics (8) · Construction (7) · Heavier-than-air (6) · Parachutes (6)
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Patent agent:
None (21) · None (16) · Armengaud jeune (6) · J. Bonnet-Thirion (5) · G. de Mestral et F. Harlé (5) · Paul Caquet (4) · Chassevent (3) · Borame et Julien (3) · J. Germain (2) · J. Fayollet (2) · E. Blétry (2) · G. et P. de Mestral (2)
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Citations from after 1930:
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