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Patents > Application number: None & Patent agent : Francis Heron Rogers; Herbert Dunn or Haseltine, Lake & Co.

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airplane (20) · LTA (11) · stability (9) · military (9) · propeller (9) · propulsion (9) · suspension (6) · rudder (6) · None (5) · frame (5) · car (5) · aerodynamics (5) · hybrid (4) · navigation (4)
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