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Joseph E Mattingly, Jr.

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  • Uniontown, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Kneading element and related articles
    • Patent number 7,188,992
    • Issue date Mar 13, 2007
    • Americhem, Inc.
    • Joseph E Mattingly, Jr.
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL