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Patents > Inventor country: NZ & IPCs : IPC B64C39/00 or None

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airplane (14) · None (10) · propeller (8) · Stability (8) · frame (7) · airfoil (6) · aerodynamics (5) · Design (5) · control (5) · lift (5) · wheels (5) · speed (5) · landing (4) · springs (4) · automatic stability (4) · elevator (4) · whole (4) · marine (4)
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Showing below up to 38 results in range #1 to #38.

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