Drilldown: Patents

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Patents > Year granted: 1920 & Applicant is inventor: No & Number of claims: 4-20

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airplane (11) · design (6) · None (4) · biplane (4) · construction (4) · propellers (3) · landing (3) · fuselage (3) · frame (3) · wings (3) · suspension (2) · stability (2) · chassis (2) · propeller (2) · lift (2) · control (2) · aerodynamics (2) · motors (2)
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