TREA

J. Douglas Plank

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  • Piqua, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rewind apparatus for metal strips
    • Patent number 4,447,016
    • Issue date May 8, 1984
    • Perfecto, Inc.
    • Erik R. Enberg
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...