TREA

Charles D. Hoyt

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  • Northglenn, CO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electrically-powered portable space heater
    • Patent number 4,518,847
    • Issue date May 21, 1985
    • Crockett & Kelly, Inc.
    • Paul V. Horst
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Space heater
    • Patent number D277780
    • Issue date Feb 26, 1985
    • Crockett & Kelly, Inc.
    • Paul V. Horst
    • D23 - Environmental heating and cooling