Patents Assigned to Tanchengxian Hualong MACHINERY PLANT Sole Proprietorship Enterprise
  • Heating stove
    Patent number: D835246
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: December 4, 2018
    Assignee: Tanchengxian Hualong MACHINERY PLANT Sole Proprietorship Enterprise
    Inventors: Zhicun Zhang, Fangwen Cai, Hualong Zhang, Lechun Zhang