Drilldown: Patents

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Patents > Inventor location : England or Pittsburgh & National tech categories: None

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airplane (14) · Propeller (6) · stability (5) · frame (5) · construction (5) · design (4) · metal (4) · kite (3) · marine (3) · fuselage (2) · whole (2) · steering (2) · control (2) · subsystem (2) · aerodynamics (2) · propulsion (2)
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Showing below up to 31 results in range #1 to #31.

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