Zhonghua Qiu

3 Patents

• USD10584862025

  Power Supply

  Shenzhen Billda Technology Co., Ltd

  0 cites
• US119596172024

  Downlight Emergency Power Supply Device

  Shenzhen Billda Technology Co., Ltd

  0 cites
• USD10141912024

  Cup

  CHAOZHOU SANHUA CERAMICS INDUSTRIAL CO., Ltd

  0 cites