TREA

David J. Schram

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  • Franklin, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wick
    • Patent number D674475
    • Issue date Jan 15, 2013
    • S. C. Johnson & Son, Inc.
    • Daniel A. Andersen
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Wick
    • Patent number D666705
    • Issue date Sep 4, 2012
    • S. C. Johnson & Son, Inc.
    • Daniel A. Andersen
    • D23 - Environmental heating and cooling