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Patents > CPCs : CPC B64C35/00 or CPC B64C35/001 & Number of text pages: 3-4

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Hydroaeroplane (24) · hydroplane (14) · design (12) · airplane (12) · marine (8) · landing (8) · frame (8) · takeoff (7) · hybrid (7) · None (7) · wheels (5) · chassis (5) · buoyancy (4) · floats (4)
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