TREA

Constructors Engineering Co., Inc.

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  • Lake Oswego, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for providing underground barrier
    • Patent number 5,403,125
    • Issue date Apr 4, 1995
    • Constructors Engineering Co., Inc.
    • Scott Andersen
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Pipe placement method and apparatus
    • Patent number 5,129,761
    • Issue date Jul 14, 1992
    • Constructors Engineering Co., Inc.
    • Scott F. Andersen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

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