Drilldown: Patents

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Patents > Grant date: 1900 - 1909 & Number of claims: 12-15

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propulsion (18) · navigation (13) · LTA (12) · frame (11) · propeller (9) · marine (8) · rudder (8) · flapping (6) · stability (6) · hybrid (6) · airplane (5) · parachute (5) · helicopter (4) · whole (4) · airfoil (4)
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None (13) · USPC 244/20 (3) · HU V/h (2) · USPC 244/6 (2) · USPC 244/28 (2) · USPC 244/22 (2) · USPC 244/25 (2)
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Showing below up to 44 results in range #1 to #44.

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