Drilldown: Patents

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Patents > Family year: 1909 & Number of claims: 3 & Number of figures: 8-14

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airplane (9) · Design (6) · frame (5) · stability (4) · rudder (4) · propellers (4) · propeller (4) · wheels (3) · automatic stability (3) · Biplane (3) · Propulsion (3) · None (2) · takeoff (2) · safety (2) · LTA (2) · wings (2) · Control (2) · construction (2) · flapping (2)
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