Drilldown: Patents

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Patents > Inventor country : BE or DZ or ES & IPCs : IPC B64B1/58 or IPC B64C39/00

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design (9) · airplane (8) · LTA (6) · aerodynamics (3) · frame (3) · subsystem (3) · stability (3) · propulsion (3) · propellers (3) · gas (3) · lift (3) · wings (3) · construction (3)
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Showing below up to 18 results in range #1 to #18.

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