Drilldown: Patents

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Patents > CPCs : CPC B64B1/12 or CPC B64C35/00 & Number of claims: 4-7

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hydroaeroplane (19) · marine (10) · None (9) · hybrid (8) · hydroplane (7) · airplane (6) · design (5) · Frame (5) · construction (5) · seaplane (4) · buoyancy (4) · floats (4) · vehicle (3) · landing (3) · Hydro-aeroplane (3) · float (3) · wings (3)
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