TREA

Herbert L. Wright

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  • Vickery, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Extended soil sampling head
    • Patent number 5,950,741
    • Issue date Sep 14, 1999
    • Geophyta, Inc.
    • Nathan A. Wright
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Mobile soil sampling device
    • Patent number 5,394,949
    • Issue date Mar 7, 1995
    • Nathan A. Wright
    • E21 - EARTH DRILLING MINING