TREA

Jeffrey K. Welch

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  • Orange Park, FL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Refrigeration valve and system
    • Patent number 6,560,986
    • Issue date May 13, 2003
    • Jeffrey K. Welch
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...