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Patents > Filing date: 1913 & IPCs : IPC B64C13/00 or IPC B64C23/00 or IPC B64C35/00

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hydroplane (19) · hydroaeroplane (18) · design (16) · airplane (14) · Landing (9) · buoyancy (7) · None (6) · wheels (6) · aerodynamics (6) · hybrid (5) · frame (5) · takeoff (5) · floats (4) · stability (4) · steering (4) · sustentation (4) · propulsion (4)
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Showing below up to 56 results in range #1 to #56.

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