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Mitsuru FUJIMOTO

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Case hardening steel material
    • Patent number 9,777,354
    • Issue date Oct 3, 2017
    • Nippon Steel & Sumitomo Metal Corporation
    • Hideki Imataka
    • C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents