Drilldown: Patents

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Patents > Filing date: 1900 - 1909 & Number of claims: 7-11 & Number of figures: 19-40

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Propulsion (8) · airplane (8) · propellers (7) · stability (7) · frame (6) · navigation (5) · flapping (5) · design (4) · propeller (4) · HTA (3) · helicopter (3) · wings (3) · marine (3) · rudder (3) · Aerodynamics (3) · car (2) · safety (2) · automatic stability (2) · wheels (2)
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