TREA

Dennis Carr

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  • Hudson, NH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tunnel segment cross gasket
    • Patent number 9,556,734
    • Issue date Jan 31, 2017
    • CSI Tunnel Systems
    • Dennis Carr
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    TUNNEL SEGMENT CROSS GASKET
    • Publication number 20150192014
    • Publication date Jul 9, 2015
    • CSI TUNNEL SYSTEMS
    • Dennis Carr
    • E21 - EARTH DRILLING MINING