TREA

Blackhawk Metals

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  • Phoenix, AZ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Roll holder with retention member
    • Patent number 5,683,542
    • Issue date Nov 4, 1997
    • Blackhawk Metals
    • Dan B. Poole
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL