Drilldown: Patents

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Patents > Grant date: 1897 & Granted: Yes & First filing: No

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LTA (9) · propulsion (7) · parachute (6) · hybrid (6) · car (5) · balloon (4) · navigation (4) · rudder (4) · propeller (4) · wheels (3) · frame (3) · stability (3) · helicopter (3) · design (3) · airplane (3)
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Showing below up to 23 results in range #1 to #23.

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