Daicen Membrane-System LTD.

Organization

  • Sakai-shi, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Aeration device and aeration system

    • Patent number 7,311,299
    • Issue date Dec 25, 2007
    • Daicen Membrane-Systems, Ltd.
    • Kunihiko Sasajima
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents