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Patents > Year granted: 1919 & Office : AT or CU or FR or GB & Applicant firm: None & Family year: 1916 & First filing: Yes

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airplane (13) · None (5) · control (5) · propellers (4) · design (4) · construction (3) · stability (3) · marine (3) · LTA (3) · wings (3) · fuselage (2) · hydroaeroplanes (2) · biplane (2) · Motors (2) · automatic stability (2) · subsystem (2) · frame (2) · propulsion (2) · aerodynamics (2)
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Showing below up to 35 results in range #1 to #35.

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