Patents Assigned to YUYAO DINGZHAN INSERT PLASTIC & FITTING CO., LTD.
  • Pipe joint assembly
    Patent number: D959617
    Type: Grant
    Filed: June 11, 2021
    Date of Patent: August 2, 2022
    Assignee: YUYAO DINGZHAN INSERT PLASTIC & FITTING CO., LTD.
    Inventor: Jiandi Meng