TREA

John Holme

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  • Lancashire, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Longwall mining roof supports
    • Patent number 9,670,777
    • Issue date Jun 6, 2017
    • Joy MM Delaware, Inc.
    • John Holme
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Longwall mining roof supports
    • Patent number 8,590,982
    • Issue date Nov 26, 2013
    • Joy MM Delaware, Inc.
    • John Holme
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    LONGWALL MINING ROOF SUPPORTS
    • Publication number 20140077580
    • Publication date Mar 20, 2014
    • Joy MM Delaware, Inc.
    • John Holme
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    LONGWALL MINING ROOF SUPPORTS
    • Publication number 20110006586
    • Publication date Jan 13, 2011
    • JOY MM DELAWARE
    • John Holme
    • E21 - EARTH DRILLING MINING