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Patents > CPCs: CPC B64C35/00 & Number of text pages: 3-4

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hydroaeroplane (22) · hydroplane (12) · Airplane (12) · Design (10) · landing (8) · takeoff (7) · hybrid (7) · frame (7) · marine (6) · None (5) · wheels (5) · buoyancy (4) · chassis (4) · fuselage (3) · subsystem (3) · floats (3) · construction (3)
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