Chen-yu Lien

2 Patents

• US125992732026

  Bouncing Core Device, Detachable Connecting Device, and Paper Towel Rack

  NINGBO CHSIRGA METAL PRODUCTS CO., Ltd.

  0 cites
• USD10634382025

  Paper Towel Rack

  NINGBO CHSIRGA METAL PRODUCTS CO., Ltd.

  0 cites