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Patents > Inventor country : BE or None & Applicant person : Alfred E. Wunderlich or Joseph de Pierpont de Burnot

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airplane (53) · propellers (49) · hybrid (38) · LTA (34) · Rarefaction (10) · Propulsion (9) · sustentation (8) · ascension (7) · helicopter (4) · design (4) · control (3) · Takeoff (3) · rudder (3)
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Showing below up to 76 results in range #1 to #76.

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