Patents Assigned to GUANGZHOU HUAFENG MECHANICAL & ELECTRICAL CO., LTD
  • Sewing machine
    Patent number: D849063
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: May 21, 2019
    Assignee: GUANGZHOU HUAFENG MECHANICAL & ELECTRICAL CO., LTD
    Inventor: Qiongguang Zhang