Drilldown: Patents

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Patents > Patent agent : Marks & Clerk or None & Number of claims: 15-20

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Inventors:
Burt Jackson Pressey (2) · Sam Leonard Walkden (2) · John P. Tarbox (2) · Oscar Alvin Danielson (2)
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Tech fields:
Airplane (11) · stability (10) · design (10) · whole (8) · aerodynamics (7) · control (5) · wings (5) · LTA (5) · propulsion (5) · navigation (5) · propellers (5) · subsystem (5) · frame (5) · lift (4) · propeller (4)
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Citations from after 1930:
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Showing below up to 44 results in range #1 to #44.

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