Ming-hua Duan

2 Patents

• US125750302026

  Fixing Auxiliary Device, Fixing Device, and Electronic Equipment

  Fulian Precision Electronics (Tianjin) Co., Ltd.

  0 cites
• US116658382023

  Outer Box and Outdoor Equipment with the Same

  Fulian Precision Electronics (Tianjin) Co., Ltd.

  0 cites