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Patents > IPCs : IPC B64C17/00 or IPC B64C33/02 & Number of text pages: 3

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Office:
Inventors:
None (5) · Albéric de la Celle (4) · Otto Albin Budig (3) · Albert Lebrun (3) · François d’Astanières (3)
Inventor country:
Applicant person:
None (5) · Albéric de la Celle (4) · Otto Albin Budig (3) · Albert Lebrun (3) · François d’Astanières (3)
Applicant is inventor:
Tech fields:
Stability (109) · airplane (90) · automatic stability (43) · design (32) · None (29) · control (21) · wings (21) · Frame (16) · aerodynamics (13) · flapping (12) · equilibrium (12) · construction (11) · subsystem (11) · rudder (11) · ornithopter (10) · propulsion (9) · navigation (9) · steering (8) · balance (8) · landing (7)
Full specification filed date:
Application number:
None (8)
Granted:
Publication date:
Supplementary to patent:
None (115) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent US-1911-1030764 (2) · Patent FR-1912-442419 (2) · Patent DE-1910-243485 (2) · Patent FR-1912-450608 (2) · Patent FR-1910-414892 (2)
Related to aircraft:
Patent agent:
None (28) · Armengaud jeune (14) · None (10) · E. Blétry (6) · Marks & Clerk (5) · Weismann et Marx (5) · Herbert Haddan & Co. (5) · J. Germain (5) · L. Chassevent (4) · Lavoix et Mosès (4) · J. Bonnet-Thirion (3) · J. S. Withers & Spooner (3) · C. Blétry (3) · Dom. Casalonga (3) · Dupont et Elluin (3) · Brandon frères (3) · Boult, Wade & Tennant (3) · P. Follin (3) · Rigot et Prévost (3) · Wheatley & Mackenzie (3)
Assigned to:
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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