Drilldown: Patents

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Patents > Inventor country: DE & IPCs : IPC B64C3/00 or IPC B64C39/00 & Number of claims: 1-2 & Number of diagram pages: 1

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airplane (17) · frame (9) · design (9) · None (8) · propulsion (8) · construction (6) · propellers (5) · monoplane (5) · subsystem (4) · lift (4) · whole (3) · Rudder (3) · glider (3) · wings (3) · fuselage (3) · biplane (3)
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