Frank K. Carpenter

Person

  • Hendersonville, TN, US

Patents Grantslast 30 patents

  • 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