TREA

Kazuhiko Futagawa

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bogie frame for railway vehicles
    • Patent number 9,469,313
    • Issue date Oct 18, 2016
    • Nippon Steel & Sumitomo Metal Corporation
    • Yoshinori Hagio
    • B61 - RAILWAYS

Patents Applicationslast 30 patents