TREA

Donald L. Townsend

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  • Chandler, AZ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heater with alert indicator
    • Patent number 5,003,162
    • Issue date Mar 26, 1991
    • Arvin Industries, Inc.
    • Donald L. Townsend
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Wall mounted heater with plug mount and support
    • Patent number 4,873,422
    • Issue date Oct 10, 1989
    • Arvin Industries, Inc.
    • Herbert K. Streich
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heater with alert indicator
    • Patent number 4,755,653
    • Issue date Jul 5, 1988
    • Arvin Industries, Inc.
    • Donald L. Townsend
    • F24 - HEATING RANGES VENTILATING