TREA

Elizabeth A. Mackenzie

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  • Gloucester, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mixing and pumping vehicle
    • Patent number 6,488,088
    • Issue date Dec 3, 2002
    • Schlumberger Technology Corporation
    • Harjit S. Kohli
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Reel and hose assembly
    • Patent number D461703
    • Issue date Aug 20, 2002
    • Schlumberger Technology Corporation
    • Harjit S. Kohli
    • D08 - Tools and hardware