Patents Assigned to NINGBO MERRYART GLOW-TECH CO., LTD.
  • Bubble blower
    Patent number: D940250
    Type: Grant
    Filed: February 17, 2020
    Date of Patent: January 4, 2022
    Assignee: NINGBO MERRYART GLOW-TECH CO., LTD.
    Inventors: Minglang Lu, Zhonggen Chen, Junjie Du, Jian Chen, Wen Zhou