Patents Assigned to TAISHAN SHIHENG PACKING MATERIAL CO., LTD.
  • Lunch box
    Patent number: D880248
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: April 7, 2020
    Assignee: TAISHAN SHIHENG PACKING MATERIAL CO., LTD.
    Inventor: Kunhua Zhen