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Patents > Year filed: 1909 & Tech fields : Propellers or design or lift & Number of figures: 3-4

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Inventors:
Robert Esnault-Pelterie (4) · John Seiler (4) · None (3) · Burt Jackson Pressey (3) · Nicolas Hornstein (3) · Hermann Ruthenberg (2) · John Washington Wilson (2) · Milton D. Thompson (2) · Charles Wolf (2)
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None (7) · Robert Esnault-Pelterie (4) · John Seiler (3) · Burt Jackson Pressey (3) · Nicolas Hornstein (3) · John Washington Wilson (2) · Hermann Ruthenberg (2) · Charles Wolf (2) · Milton D. Thompson (2)
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None (11)
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None (13) · CPC B64C39/00 (12) · CPC B64C17/00 (9) · CPC B64C2700/6295 (9) · CPC B64C2700/6218 (4) · CPC B64B1/00 (3) · CPC B64C3/42 (2) · CPC B64C33/02 (2) · CPC B64C11/006 (2) · CPC B64C2700/6274 (2) · CPC B64C11/20 (2) · CPC B64C13/00 (2) · CPC B64C23/005 (2) · CPC B64C2700/6214 (2)
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