TREA

James M. Szumigala

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  • Erie, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lamp change mechanism
    • Patent number 5,099,405
    • Issue date Mar 24, 1992
    • American Sterilizer Company
    • Joel C. Gehly
    • F21 - LIGHTING
  • Information Patent Grant

    Pattern change mechanism
    • Patent number 5,067,064
    • Issue date Nov 19, 1991
    • American Sterilizer Company
    • Joel C. Gehly
    • F21 - LIGHTING