TREA

Thomas Hedren

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  • Askersund, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chain making apparatus
    • Patent number 4,428,186
    • Issue date Jan 31, 1984
    • ESAB Aktiebolag
    • Thomas Hedren
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...