TREA

Gary S. Ruwaldt

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  • Plano, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Telephone switch dual monitors
    • Patent number 5,592,530
    • Issue date Jan 7, 1997
    • Inet, Inc.
    • Pierce E. Brockman
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE