TREA

Robert F. Swartzendruber

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  • Plano, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Depository System
    • Patent number 4,164,179
    • Issue date Aug 14, 1979
    • Docutel Corporation
    • Richard S. McLaughlin
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    Depository system
    • Patent number 4,067,267
    • Issue date Jan 10, 1978
    • Docutel Corporation
    • Richard S. McLaughlin
    • G07 - CHECKING-DEVICES