Patents Assigned to QINGDAO HANBO PLASTIC TECHNOLOGY CO., LTD.
  • Lid for spray gun
    Patent number: D916231
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: April 13, 2021
    Assignee: QINGDAO HANBO PLASTIC TECHNOLOGY CO., LTD.
    Inventor: Yun Xiao
  • Lid for spray gun
    Patent number: D916232
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: April 13, 2021
    Assignee: QINGDAO HANBO PLASTIC TECHNOLOGY CO., LTD.
    Inventor: Yun Xiao
  • Lid for spray gun
    Patent number: D953485
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: May 31, 2022
    Assignee: QINGDAO HANBO PLASTIC TECHNOLOGY CO., LTD.
    Inventor: Yun Xiao