Drilldown: Patents

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Patents > Applicant firm: None & National tech categories: HU V/h & Number of figures: 12-40

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Airplane (13) · Design (12) · frame (8) · whole (8) · Construction (6) · Aerodynamics (6) · Propellers (6) · Wings (5) · Stability (5) · Flapping (4) · equilibrium (3) · Propulsion (3) · Automatic stability (3) · subsystem (2) · Biplane (2)
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