TREA

Frank V. Grebe

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  • Racine, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Holder for portable computing device
    • Patent number D395640
    • Issue date Jun 30, 1998
    • International Business Machines Corporation
    • Walter Adrian Goodman
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Holder for portable computing device
    • Patent number D378676
    • Issue date Apr 1, 1997
    • International Business Machines Corporation
    • Walter A. Goodman
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable computer field kit
    • Patent number 5,552,957
    • Issue date Sep 3, 1996
    • International Business Machines Corporation
    • George T. Brown
    • G06 - COMPUTING CALCULATING COUNTING