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Patents > Office : CA or CU or DE or FR or NL & Related to aircraft : 1 or Yes & IPCs : IPC B64C31/06 or IPC B64C35/00 & Number of text pages: 3-70

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hydroaeroplane (12) · airplane (9) · design (9) · hydroplane (8) · wheels (6) · frame (6) · landing (6) · chassis (6) · takeoff (5) · kite (5) · stability (4) · construction (4) · marine (3) · hybrid (3) · seaplane (3) · Wings (3) · floats (3) · fuselage (3)
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