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Patents > Inventor country: DE & IPCs : IPC B64C11/16 or IPC B64C3/00

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frame (22) · airplane (21) · Construction (15) · None (13) · wings (11) · propeller (10) · design (9) · biplane (8) · subsystem (5) · fuselage (5) · metal (4) · airfoil (4) · wing (3) · triplane (3)
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Showing below up to 67 results in range #1 to #67.

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