• 

  Revere Transducers

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  CERMEX

• 

  Spencer Franklin

• 

  Spicer

• 

  Transducer Techniques

• 

  Hardy Spicer

• 

  Lancer

• 

  certoplast

• 

  Cerwin Vega

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  Aoki Semimitsu Drive Components, Gear Reducers