Drilldown: Patents

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Patents > Application number: None & Grant date: 1920 - 1929 & National tech categories: None

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Office:
Inventors:
None (10) · Roger Courtois-Suffit (3) · Lawrence Burst Sperry (2) · John Edward Thompson (2) · Melville W. Mix (2) · Pierre Levasseur (2) · Robert Kemp (2) · Albert John Fortescue (2) · Seth Hart (2) · Anton Flettner (2) · William Davey Oddy (2)
Inventor country:
Applicant person:
None (15) · Roger Courtois-Suffit (3) · Lawrence Burst Sperry (2) · John Edward Thompson (2) · Melville W. Mix (2) · Pierre Levasseur (2) · Albert John Fortescue (2) · Seth Hart (2) · Anton Flettner (2) · William Davey Oddy (2)
Applicant is inventor:
Tech fields:
airplane (24) · design (11) · propellers (9) · instrument (9) · None (8) · propeller (8) · frame (8) · LTA (7) · construction (6) · landing (5) · navigation (5) · propulsion (4) · steering (3) · rudder (3) · compass (3) · control (3) · military (3) · marine (3) · fuselage (3) · aerodynamics (3)
Full specification filed date:
Application number: (Click arrow to add another value)
Granted:
Publication date:
Related to aircraft:
National tech categories: (Click arrow to add another value)
CPCs:
None (16) · CPC B64C11/36 (5) · CPC B64C3/00 (4) · CPC B64D27/00 (3) · CPC B63H1/26 (2) · CPC B64D17/80 (2) · CPC B64C1/30 (2) · CPC G05D1/0676 (2) · CPC B64D27/04 (2)
First filing:
Citations from after 1930:
Number of diagram pages:

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