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Patents > Office : BE or GB & Inventor country: BE & First filing: No

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airplane (53) · propellers (45) · hybrid (39) · LTA (36) · propulsion (12) · design (10) · stability (8) · wings (7) · sustentation (7) · motors (5) · lift (5) · ascension (4) · frame (4) · aerodynamics (4)
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Showing below up to 81 results in range #1 to #81.

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