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Patents > Year granted: 1913 & National tech categories : AT 77d or USPC 244/153R & CPCs: None & Cites these patents: None

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Airplane (14) · wings (8) · stability (7) · Frame (7) · Aerodynamics (6) · propellers (6) · Design (5) · propulsion (4) · flapping (4) · subsystem (4) · Construction (4) · Wheels (3) · equilibrium (3) · projectile (3) · Fuselage (3) · military (3) · lift (3) · Landing (3) · whole (3)
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