TREA

MARINE TECHNO RESEARCH, INC

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  • NAGASAKI-KEN, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for purification of water area
    • Patent number 6,444,176
    • Issue date Sep 3, 2002
    • Marine Techno Research, Inc.
    • Katsutoshi Yoshinaga
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE