TREA

Darel L. Wentworth

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  • Lander, WY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Underground crane
    • Patent number D255890
    • Issue date Jul 15, 1980
    • Timberline, Inc.
    • Ted W. Wilkes
    • D12 - Transportation
  • Information Patent Grant

    Articulated mine service vehicle
    • Patent number 4,202,453
    • Issue date May 13, 1980
    • Timberline, Inc.
    • Ted W. Wilkes
    • B66 - HOISTING LIFTING HAULING