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Gerald E. Wynn

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  • El Cajon, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Co-extruded tube
    • Patent number 4,791,965
    • Issue date Dec 20, 1988
    • James Hardie Irrigation, Inc.
    • Gerald E. Wynn
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL