TREA

John R. Jacklich

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  • Palo Alto, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chimney liner system
    • Patent number 4,846,147
    • Issue date Jul 11, 1989
    • Simpson Dura-Vent Company, Inc.
    • Donald M. Townsend
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Thermally balanced air flow chimney
    • Patent number 4,608,963
    • Issue date Sep 2, 1986
    • Simpson Dura-Vent Company, Inc.
    • Donald M. Townsend
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Flue pipe for fireplace stove
    • Patent number 4,385,623
    • Issue date May 31, 1983
    • Simpson-DuraVent
    • John R. Jacklich
    • F24 - HEATING RANGES VENTILATING