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Patents > IPCs : IPC B64D1/04 or None & Number of figures: 21-40

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Office:
Inventors:
Alfred John Macy (9) · George Raymond Lawrence (4) · Vigilio Baldo (3) · Enrico Forlanini (2) · Eduard Adamek (2) · Alfred K. R. A. Krakow (2) · Alois Wolfmüller (2) · John Thomas Simpson (2) · Eugene F. Falconnet (2) · John Washington Wadsworth (2) · James Edward Fraser (2)
Inventor country:
Applicant person:
Alfred John Macy (9) · None (7) · Vigilio Baldo (3) · Eugene F. Falconnet (2) · John Thomas Simpson (2) · Eduard Adamek (2) · George Raymond Lawrence (2) · Enrico Forlanini (2) · John Washington Wadsworth (2) · James Edward Fraser (2)
Applicant is inventor:
Tech fields:
airplane (28) · stability (21) · frame (20) · propulsion (14) · Design (12) · propellers (11) · whole (10) · navigation (10) · wings (9) · propeller (8) · aerodynamics (7) · marine (7) · None (7) · military (6) · hybrid (6) · safety (6)
Full specification filed date:
Application number:
None (31) · 25941D (2) · 1913781506 (2)
Granted:
Publication date:
Related to aircraft:
National tech categories:
None (9) · HU V/h (8) · USPC 244/177 (4) · USPC 244/35R (3) · CA 341/80 (3) · USPC 244/119 (3) · AT 77d (3) · FR 6.4 (3) · USPC 244/99.11 (2) · USPC 244/96 (2) · USPC 244/93 (2) · USPC 244/45R (2) · USPC 244/22 (2) · USPC 244/131 (2) · USPC 244/109 (2) · USPC 244/113 (2) · DK 77 (2) · CH 129b (2) · DE 77 (2)
IPCs: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:

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