TREA

Akira Muroga

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  • Nagoya, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bearing steel
    • Patent number 5,403,545
    • Issue date Apr 4, 1995
    • Aichi Steel Works, Ltd.
    • Yatsuka Takata
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...