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Patents > Tech fields : propellers or wings & IPCs : IPC B64C1/00 or IPC B64C39/00 & Number of text pages: 4-10

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Inventors:
Henri-Marie Coandă (4) · Isaac Bell (3) · Augustus Moore Herring (2)
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Henri-Marie Coandă (4) · Isaac Bell (3) · Augustus Moore Herring (2) · None (2)
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