TREA

David A. Sharbaugh

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  • Irvine, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wall telephone base
    • Patent number D288563
    • Issue date Mar 3, 1987
    • GTE Communication Systems Corporation
    • William R. Story
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Telephone instrument
    • Patent number D282927
    • Issue date Mar 11, 1986
    • GTE Business Communication Systems Inc.
    • William R. Story
    • D14 - Recording, communication, or information retrieval equipment