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Patents > IPCs : IPC B64C33/02 or IPC F42C7/12 & Number of text pages: 3-6

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Office:
Inventors:
None (2) · Emil Hyra (2) · William Henry Kelly (2) · Louis-Isidore Henry (2) · Louis Jolivet (2) · Karl Klinkosch (2) · Jean-Baptiste Passat (2) · Jean Coupleux (2) · Hermann Hassenbach (2) · Herbert Wiley Hetherington (2) · Henry Shepley Booth (2) · James Dennis Roots (2)
Inventor country:
Applicant person:
None (3) · Emil Hyra (2) · William Henry Kelly (2) · Louis-Isidore Henry (2) · Louis Jolivet (2) · Karl Klinkosch (2) · Jean-Baptiste Passat (2) · Jean Coupleux (2) · Hermann Hassenbach (2) · Herbert Wiley Hetherington (2) · Henry Shepley Booth (2) · James Dennis Roots (2)
Applicant is inventor:
Tech fields:
None (22) · flapping (21) · ornithopter (19) · wings (14) · propulsion (13) · navigation (11) · airplane (10) · Design (10) · hybrid (10) · LTA (10) · frame (9) · control (6) · propellers (6) · HTA (6) · stability (5) · rudder (4) · orthopter (4) · construction (4) · whole (4) · landing (4)
Full specification filed date:
Application number:
None (10)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (13) · None (8) · Armengaud jeune (4) · Chassevent (3) · Brandon frères (3) · E. Blétry (3) · Ad. Sturm (2) · J. Germain (2) · Haseltine, Lake & Co. (2) · Marks & Clerk (2) · Rigot et Prévost (2)
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of text pages:
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