TREA

Wenrong ZHANG

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  • Shaoxing, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    VALVE DEVICE
    • Publication number 20240084911
    • Publication date Mar 14, 2024
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Zhongbo FENG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE DEVICE
    • Publication number 20240026978
    • Publication date Jan 25, 2024
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Zhongbo FENG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ELECTROMAGNETIC VALVE AND ELECTROMAGNETIC VALVE ASSEMBLY
    • Publication number 20240003459
    • Publication date Jan 4, 2024
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Zhongbo FENG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ELECTROMAGNETIC VALVE AND ELECTROMAGNETIC VALVE ASSEMBLY
    • Publication number 20240003460
    • Publication date Jan 4, 2024
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Zhongbo FENG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...