TREA

Carl J. Sinfield

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  • Massillon, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for making a ventless tire mold
    • Patent number 6,826,819
    • Issue date Dec 7, 2004
    • Quality Mold, Inc.
    • Carl J. Sinfield
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Ventless tire mold
    • Publication number 20050084554
    • Publication date Apr 21, 2005
    • Carl J. Sinfield
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL