TREA

Youming Zhao

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  • Haidian District Bejing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ballastless track system
    • Patent number 9,758,932
    • Issue date Sep 12, 2017
    • Railway Engineering Research Institute of China Academy of Railway Sciences
    • Chunfang Lu
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

  • Information Patent Application

    BALLASTLESS TRACK SYSTEM
    • Publication number 20140203094
    • Publication date Jul 24, 2014
    • RAILWAY ENGINEERING RESEARCH INSTITUTE OF CHINA ACADEMY OF RAILWAY SCIENCES
    • Chunfang Lu
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES