Drilldown: Patents

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Patents > Year granted: 1910 - 1919 & National tech categories: AT 77d & Number of claims: 4-90

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airplane (16) · Frame (10) · stability (7) · propulsion (6) · construction (5) · LTA (5) · Design (4) · control (4) · propeller (4) · military (4) · biplane (4) · subsystem (4) · wings (4) · Propellers (3) · wheels (3) · projectile (3) · Aerodynamics (3) · motors (3)
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