TREA

William D. Hylwa

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  • Derby, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ball device for setting blind riverts
    • Patent number 5,960,667
    • Issue date Oct 5, 1999
    • Emhart Inc.
    • William D. Hylwa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...