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Yanjun Li

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  • Xi'an, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Paper winding machine
    • Patent number 11,702,307
    • Issue date Jul 18, 2023
    • SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGY
    • Dan Wang
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    PAPER WINDING MACHINE
    • Publication number 20220219927
    • Publication date Jul 14, 2022
    • SHAANXI UNIVERSITY OF SCIENCE & TECHNOLOGY
    • Yanjun Li
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL