TREA

Charles M. Armstrong

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  • Timpson, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid contact panels
    • Patent number 5,204,027
    • Issue date Apr 20, 1993
    • Charles M. Armstrong
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Fluid contact panel
    • Patent number 4,477,394
    • Issue date Oct 16, 1984
    • Charles M. Armstrong
    • F28 - HEAT EXCHANGE IN GENERAL