TREA

William C. Heybruck deceased

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  • late of Poughkeepsie, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Reactive ion etching chamber
    • Patent number 4,384,938
    • Issue date May 24, 1983
    • International Business Machines Corporation
    • Brian H. Desilets
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...