TREA

Mark E. Krebs

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  • Huntington Beach, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Modular wastewater treatment system
    • Patent number 6,379,545
    • Issue date Apr 30, 2002
    • Pacific Advanced Civil Engineering, Inc.
    • Johan A. Perslow
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    System for lining a bank of a waterway
    • Patent number 6,168,349
    • Issue date Jan 2, 2001
    • Pacific Advanced Civil Engineering, Inc.
    • Johan A. Perslow
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Modular wastewater treatment system
    • Patent number 6,132,614
    • Issue date Oct 17, 2000
    • Pacific Advanced Civil Engineering, INC
    • Johan A. Perslow
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE