TREA

Gary K. John

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  • Hartford, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Removable window insulator
    • Patent number 7,818,927
    • Issue date Oct 26, 2010
    • Gary K. John
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Removable window insulator
    • Patent number 7,228,662
    • Issue date Jun 12, 2007
    • Gary K. John
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS