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Patents > Office : FR or UN & National tech categories : DE 77h or FR 6.3 or FR 6.4 & IPCs : IPC B64C23/00 or None & Number of text pages: 1-2 & Number of diagram pages: 1-2

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Office: (Click arrow to add another value)
Inventors:
None (3) · Oswald François Leopold Keun (3) · Henri Liurette (2) · Jean Desbois (2) · Maurice-Achille Lécuyer (2) · Adrien-Edmond Martinot (2) · Alvaro Da Cunha (2) · Alexis Canizarès (2)
Inventor country:
Applicant person:
None (14) · Adrien-Edmond Martinot (2) · Alexis Canizarès (2) · Henri Liurette (2) · Alvaro Da Cunha (2) · Jean Desbois (2) · Maurice-Achille Lécuyer (2)
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Applicant is inventor:
Tech fields:
Airplane (33) · propulsion (14) · helicopter (13) · hybrid (13) · frame (10) · design (10) · None (10) · stability (9) · ascension (8) · propellers (8) · lift (7) · propeller (7) · airfoil (6) · Construction (5) · navigation (5)
Full specification filed date:
Application number:
None (9)
Granted:
Related to aircraft:
Patent agent:
None (10) · None (8) · J. Germain (4) · Paul Caquet (3) · Matray frères et Cie (3) · Armengaud jeune (3) · Borame et Julien (3) · Ch. Faber (2) · Lavoix et Mosès (2) · J. Bonnet-Thirion (2) · Hippolyte Josse (2) · H. Boettcher fils (2) · Charles Dony (2) · Charles Assi (2) · E. Blétry (2)
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Cites these patents:
Citations from after 1930:
Number of text pages:
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