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Patents > IPCs: IPC B64C17/00 & Number of text pages: 2-3 & Number of claims: 2-5

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Office:
Inventors:
Albert Lebrun (3) · Otto Albin Budig (3) · François d’Astanières (3) · Carl Alfred Johansson (3)
Inventor country:
Applicant person:
None (3) · Carl Alfred Johansson (3) · François d’Astanières (3) · Otto Albin Budig (3) · Albert Lebrun (3)
Applicant is inventor:
Tech fields:
stability (107) · airplane (75) · automatic stability (46) · control (21) · design (20) · None (18) · Frame (16) · equilibrium (12) · balance (12) · subsystem (11) · rudder (11) · construction (11) · aerodynamics (9) · wings (8) · pendulum (7) · biplane (5) · LTA (5) · steering (5)
Full specification filed date:
Application number:
None (6)
Granted:
Supplementary to patent:
None (86) · Patent NO-1915-12-15 Carl Alfred Johansson (3) · Patent HU-1909-49726 (2) · Patent FR-1912-442419 (2) · Patent DE-1911-11-16 Otto Albin Budig (2) · Patent DE-1910-243485 (2) · Patent FR-1910-415470 (2) · Patent FR-1909-408872 (2) · Patent US-1915-1149680 (2) · Patent BE-1912-08-13-Panian (2)
Related to aircraft:
Patent agent:
None (18) · Armengaud jeune (13) · Charles Dony (7) · None (7) · Marks & Clerk (5) · Herbert Haddan & Co. (5) · E. Blétry (5) · Haseltine, Lake & Co. (5) · Rigot et Prévost (4) · Brandon frères (3) · H. Boettcher fils (3)
Assigned to:
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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