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Envirotherm Heating & Cooling Systems, Inc.

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  • Brentwood, TN, US
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  • Information Patent Grant

    Geothermal heat pump system
    • Patent number 5,758,514
    • Issue date Jun 2, 1998
    • Envirotherm Heating & Cooling Systems, Inc.
    • John Genung
    • F24 - HEATING RANGES VENTILATING

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