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Patents > Office: AT & Inventor country : AT or ES or NL & Granted: Yes & National tech categories : AT 77d or FR 6.3

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airplane (45) · frame (22) · design (16) · construction (14) · wings (13) · Propellers (9) · Propulsion (9) · chassis (8) · subsystem (8) · Tragfläche (8) · wheels (8) · flapping (7) · military (7) · Aerodynamics (7) · stability (6) · propeller (6) · landing (6) · LTA (6) · biplane (6)
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Showing below up to 74 results in range #1 to #74.

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