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Patents > Inventor country: DE & IPCs : IPC B64C1/00 or IPC B64C31/028

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stability (26) · airplane (26) · frame (9) · design (8) · automatic stability (7) · gyroscope (6) · equilibrium (5) · None (5) · subsystem (4) · rudder (4) · biplane (4) · fuselage (4) · aerodynamics (3) · construction (3) · control (3) · propellers (3)
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None (6)
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Showing below up to 55 results in range #1 to #55.

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