Jianguang Liu

3 Patents

• USD10670592025

  Contour Gauge

  0 cites
• USD10075862023

  Woodworking Deep Hole Pencil

  Shenzhen Xinrongfei Technology Co., Ltd.

  0 cites
• USD09977502023

  Foldable Spirit Level

  Shenzhen Xinrongfei Technology Co., Ltd.

  0 cites