TREA

Thomas H. Liedel

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  • Maybee, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of constructing headers of heat exchangers
    • Patent number 4,509,672
    • Issue date Apr 9, 1985
    • Karmazin Products Corporation
    • Ivan D. Woodhull
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Header construction
    • Patent number 4,381,033
    • Issue date Apr 26, 1983
    • Karmazin Products Corporation
    • Ivan D. Woodhull
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Condenser header construction
    • Patent number 4,243,094
    • Issue date Jan 6, 1981
    • Karmazin Products Corporation
    • Ivan D. Woodhull
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Condenser header construction
    • Patent number 4,141,409
    • Issue date Feb 27, 1979
    • Karmazin Products Corporation
    • Ivan D. Woodhull
    • F28 - HEAT EXCHANGE IN GENERAL