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Frederick R. Campbell

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  • Cloverdale, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Divider box assembly system
    • Patent number 4,398,901
    • Issue date Aug 16, 1983
    • Crown Zellerbach Corporation
    • Frederick R. Campbell
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Box assembly system
    • Patent number 4,342,563
    • Issue date Aug 3, 1982
    • Crown Zellerbach Corporation
    • Frederick R. Campbell
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD