Drilldown: Patents

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Patents > CPCs : CPC B64C35/00 or CPC Y10T74/19651 & Number of claims: 4-7

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None (16) · hydroaeroplane (11) · marine (6) · hybrid (6) · hydroplane (5) · airplane (4) · seaplane (4) · design (4) · floats (4) · frame (3) · vehicle (3) · buoyancy (3) · construction (3) · stability (2) · landing (2) · hydro-aeroplane (2) · hydro-aeroplanes (2) · wings (2) · control (2)
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