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Patents > Supplementary to patent : Patent GB-1920-04-06 Vickers Limited or None & Related to aircraft: 1 & IPCs: IPC B64C35/00 & Number of text pages: 3-70

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hydroaeroplane (8) · airplane (7) · design (4) · None (4) · wheels (4) · chassis (3) · hydroplanes (3) · construction (3) · hydroplane (3) · floats (3) · hydroaeroplanes (3) · frame (3) · landing (3)
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