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Patents > Inventor country : NL or RO & Applicant person : Alexander Albert Holle or Henri-Marie Coandă

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airplane (16) · construction (14) · design (10) · wings (9) · frame (9) · propellers (7) · fuselage (7) · aerodynamics (6) · stability (5) · landing (5) · steering (4) · control (4) · rudder (3) · sustentation (3) · nervure (3) · chassis (3) · wheels (3)
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Showing below up to 31 results in range #1 to #31.

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