Drilldown: Patents

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Patents > Grant date: 1800 - 1899 & Number of claims: 3-30 & Number of diagram pages: 3

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propulsion (18) · LTA (13) · navigation (10) · propeller (10) · frame (10) · balloon (7) · rudder (7) · flapping (5) · airfoil (4) · sail (4) · car (4) · marine (4) · wheels (3) · takeoff (3) · safety (3) · piloting (3) · parachute (3) · human-powered (3) · Windmill (3) · airplane (3)
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None (10) · GB 4 propel & steer (3) · GB 4 without buoyant (3) · USPC 244/96 (2) · USPC 244/64 (2) · USPC 244/30 (2) · USPC 244/28 (2) · USPC 114/21.1 (2) · USPC 244/26 (2) · GB 4 framework (2) · GB 4 aëroplanes (2)
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Showing below up to 34 results in range #1 to #34.

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