TREA

George L. Hetrick

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  • Mansfield, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oven thermostat
    • Patent number 5,025,242
    • Issue date Jun 18, 1991
    • Robertshaw Controls Company, Inc.
    • Calvin J. Holtkamp
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Thermal cycling switch
    • Patent number 5,021,762
    • Issue date Jun 4, 1991
    • Robertshaw Controls Company, Inc.
    • George L. Hetrick
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Temperature limiting wattage control for a ceramic cooking platform
    • Patent number 3,946,201
    • Issue date Mar 23, 1976
    • White-Westinghouse Corporation
    • George L. Hetrick
    • F24 - HEATING RANGES VENTILATING