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Patents > IPCs: None & Number of diagram pages: 6

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Office:
Inventors:
Jacob Schlesinger (2) · James Edward Fraser (2) · John Thomas Simpson (2)
Inventor country:
Applicant person:
None (4) · John Thomas Simpson (2) · Jacob Schlesinger (2) · James Edward Fraser (2)
Applicant is inventor:
Tech fields:
airplane (15) · frame (13) · propeller (11) · stability (10) · navigation (9) · wheels (7) · takeoff (7) · propulsion (7) · None (5) · wings (5) · LTA (4) · whole (4) · rudder (4) · landing (4) · hybrid (4) · flapping (4) · automatic stability (4) · ornithopter (3) · hydroaeroplane (3)
Full specification filed date:
Granted:
Related to aircraft:
National tech categories:
None (9) · USPC 244/87 (3) · USPC 244/233 (3) · USPC 244/35R (2) · USPC 244/78.1 (2) · USPC 244/80 (2) · USPC 244/20 (2)
IPCs: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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