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John J. Satterfield III

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  • Akron, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pigment metering and mixing apparatus
    • Patent number 4,021,022
    • Issue date May 3, 1977
    • Americhem, Inc.
    • John J. Satterfield
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL