Drilldown: Patents

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Patents > National tech categories : AT 77d or USPC 244/45R & Number of figures: 7-9

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Airplane (13) · wings (7) · frame (7) · stability (6) · parachute (4) · design (4) · construction (3) · wheels (3) · subsystem (3) · propulsion (3) · flapping (3) · control (3) · None (3) · automatic stability (3)
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