TREA

John Leo Larson

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  • Rockford, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fan with damper
    • Patent number 8,513,839
    • Issue date Aug 20, 2013
    • John L Larson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal drop fan and valve with sliding motor
    • Patent number 7,800,262
    • Issue date Sep 21, 2010
    • John Leo Larson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...