TREA

Robert J. Comparin

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  • Troy, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Scroll machine sound attenuation
    • Patent number 5,489,198
    • Issue date Feb 6, 1996
    • Copeland Corporation
    • Robert J. Comparin
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Scroll machine sound attenuation
    • Patent number 5,342,184
    • Issue date Aug 30, 1994
    • Copeland Corporation
    • Robert J. Comparin
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES