TREA

W. Gray Price IV

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  • Middleburg, VA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Message recording and playback device
    • Patent number D460433
    • Issue date Jul 16, 2002
    • DB Labs, LLC
    • Steven H. Heyl
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Switch plate with voice recorder
    • Patent number D430114
    • Issue date Aug 29, 2000
    • BP Holdings, LLC
    • David E. Bachschmid
    • D13 - Equipment for production, distribution, or transformation of energy