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Yungen LI

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  • Zhejiang, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRIC LIFTING DESK WITH THREE-SECTION LEGS
    • Publication number 20200229588
    • Publication date Jul 23, 2020
    • Jiaxing Haihong Mechanical and Electrical Technology Co., Ltd
    • Wei CHEN
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    FOLDABLE HEIGHT-ADJUSTABLE DESK WORKSTATION
    • Publication number 20200029685
    • Publication date Jan 30, 2020
    • Jiaxing Haihong Mechanical and Electrical Technology Co., Ltd.
    • Pengfei DU
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...