Drilldown: Patents

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Patents > Inventor country : ES or NL & Related to aircraft: Yes & First filing: Yes

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LTA (7) · navigation (5) · airplane (4) · frame (4) · design (2) · airfoil (2) · landing (2) · aerodynamics (2) · propulsion (2) · balloon (2) · rudder (2) · propeller (2) · envelope (2)
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Showing below up to 17 results in range #1 to #17.

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