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WILLIAM MALCOLM

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  • Dana Point, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Steering head
    • Patent number 9,181,752
    • Issue date Nov 10, 2015
    • William Malcolm
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    STEERING HEAD
    • Publication number 20160258217
    • Publication date Sep 8, 2016
    • William Malcolm
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    STEERING HEAD
    • Publication number 20140374165
    • Publication date Dec 25, 2014
    • William Malcolm
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    STEERING HEAD
    • Publication number 20100276203
    • Publication date Nov 4, 2010
    • WILLIAM MALCOLM
    • E21 - EARTH DRILLING MINING