Patents Assigned to QINGDAO D&R HYGIENIC PRODUCTS CO., LTD.
  • Pet pad
    Patent number: D827947
    Type: Grant
    Filed: September 26, 2016
    Date of Patent: September 4, 2018
    Assignee: QINGDAO D&R HYGIENIC PRODUCTS CO., LTD.
    Inventor: Enxue Tian