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All Patents in class 318/54
Patents 1 - 3 of 3
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PictureNumberDatePatenteeTitle
  613,809Nov. 08, 1898N. TeslaMethod of and Apparatus for Controlling Mechanism of Moving Vessels or Vehicles
  2,374,257Apr. 24, 1945G. DavenportMotor Control System
  2,653,519Sep. 29, 1953T.F. Eserkaln, J.B. ArmitageMachine Tool Transmission and Control Mechanism
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