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Diedrich Drill, Inc.

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Organization

  • LaPorte, IN, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Locking split barrel sampler and soil sampling system
    • Patent number 7,182,155
    • Issue date Feb 27, 2007
    • Diedrich Drill, Inc.
    • James E Lange
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Sampling isolator
    • Patent number 7,182,152
    • Issue date Feb 27, 2007
    • Diedrich Drill, Inc.
    • James E Lange
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Sonic drill head
    • Patent number 6,739,410
    • Issue date May 25, 2004
    • Diedrich Drill, Inc.
    • Brian Smith
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks