Drilldown: Patents

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Patents > Applicant firm: None & Granted: Yes & Publication date: 1900 - 1999 & Patent agent : Charles Dony or Haseltine, Lake & Co. or None & IPCs : IPC B64C3/00 or IPC B64C33/02 & Citations from after 1930: None

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flapping (13) · frame (12) · Wings (10) · design (10) · Airplane (9) · wing (8) · subsystem (6) · Construction (6) · propulsion (5) · fuselage (4) · steering (4) · ornithopter (3) · sustentation (3) · navigation (3)
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