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Patents > Filing date: December 1909 & Related to aircraft: 1 & Number of figures: 1-4

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John Washington Wilson (2)
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John Washington Wilson (2) · None (2)
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Tech fields:
airplane (11) · None (9) · wings (7) · frame (6) · Navigation (5) · stability (4) · lift (4) · propellers (3) · propulsion (3) · propeller (3) · takeoff (3) · construction (3) · design (3) · human-powered (2) · HTA (2) · helicopter (2) · control (2) · wheels (2) · whole (2) · Sustentation (2)
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