Drilldown: Patents

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Patents > Related to aircraft: 1 & National tech categories : DE 77h.6 or FR 5

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None (8) · Christian Lorenzen (4) · Jakob Haw (3) · Hellmuth Hirth (2) · Lucien Chauvière (2)
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propeller (35) · propulsion (11) · LTA (8) · navigation (5) · subsystem (4) · balloon (4) · helicopter (3) · airplane (3) · metal (3) · marine (3) · whole (2) · Propellers (2) · parachute (2) · motor (2) · hybrid (2) · wood (2) · aerial vessel (2) · airship (2) · barometer (2)
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Showing below up to 61 results in range #1 to #61.

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