Drilldown: Patents

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Patents > Inventor country : DE or ES & Number of claims: 6

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airplane (9) · LTA (5) · propulsion (5) · None (4) · subsystem (4) · motors (4) · Control (4) · stability (4) · Airship (4) · navigation (3) · balloon (3) · aerodynamics (3) · propeller (3) · propellers (3) · aerial propeller (3) · Design (3)
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Showing below up to 37 results in range #1 to #37.

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