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Lijuan Zhang

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  • Chengdu, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    CMP composite groove polishing pad
    • Publication number 20190105753
    • Publication date Apr 11, 2019
    • Chengdu Times Live Science and Technology Co.Ltd.
    • Wentao Dan
    • B24 - GRINDING POLISHING
  • Information Patent Application

    Process for spraying back-adhesive on CMP pad
    • Publication number 20190105848
    • Publication date Apr 11, 2019
    • Chengdu Times Live Science and Technology Co.Ltd.
    • Xueyan Zhang
    • B24 - GRINDING POLISHING