TREA

Kazuhisa Morita

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  • Iwate, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Non-core drill bit
    • Patent number 8,047,193
    • Issue date Nov 1, 2011
    • Max Co., Ltd.
    • Takuma Nonaka
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

  • Information Patent Application

    NON-CORE DRILL BIT
    • Publication number 20100260562
    • Publication date Oct 14, 2010
    • MAX Co., LTD.
    • Takuma Nonaka
    • B28 - WORKING CEMENT, CLAY, OR STONE