TREA

Allen R. Perrins

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  • Branford, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Line voltage monitor system
    • Patent number 4,558,275
    • Issue date Dec 10, 1985
    • The Superior Electric Company
    • Dennis M. Borowy
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Line voltage monitor system
    • Patent number D276028
    • Issue date Oct 23, 1984
    • The Superior Electric Company
    • Charles A. Crotty
    • D10 - Measuring, testing, or signalling instruments