TREA

Jun ZHAO

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  • Shaoxing, Zhejiang, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    Electronic Expansion Valve
    • Publication number 20240410495
    • Publication date Dec 12, 2024
    • Zhejiang DunAn Artificial Environment Co., Ltd
    • Yuchen HE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Electronic Expansion Valve
    • Publication number 20240384799
    • Publication date Nov 21, 2024
    • Zhejiang DunAn Artificial Environment Co., Ltd
    • Yuchen HE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...