TREA

Richard L. Boysen

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  • Simsbury, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Reverse bending tool
    • Patent number 4,148,205
    • Issue date Apr 10, 1979
    • Richard L. Boysen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...