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Cornell D. M. J. Cornish

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  • Washington, DC, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pipe and sewer lining method
    • Patent number 5,256,367
    • Issue date Oct 26, 1993
    • Superliners USA, Inc.
    • Cornell D. M. J. Cornish
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL