TREA

Klaus-Dieter Pohlmann

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  • Lunen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mine roof supports
    • Patent number 4,518,284
    • Issue date May 21, 1985
    • Gewerkschaft Eisenhutte Westfalia
    • Kunibert Becker
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Advance mechanism for a mine roof support assembly
    • Patent number 4,390,308
    • Issue date Jun 28, 1983
    • Gewerkschaft Eisenhutte Westfalia
    • Kunibert Becker
    • E21 - EARTH DRILLING MINING