TREA

Clifford I. Shelkofsky

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  • Poughkeepsie, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Data processing system
    • Patent number D273866
    • Issue date May 15, 1984
    • International Business Machines Corporation
    • James J. LaDue
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Data processing system
    • Patent number D267490
    • Issue date Jan 4, 1983
    • International Business Machines Corp.
    • James J. LaDue
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Data processor enclosure with tambour door
    • Patent number 4,235,494
    • Issue date Nov 25, 1980
    • International Business Machines Corporation
    • Richard C. Chu
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS