SC

Shih-Fang Chen

CC Ching Chi Machine Co.: 2 patents #1 of 1Top 100%
Overall (2003): #43,667 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6668739 Sewing machine — 2003-12-30
6666158 Looper thread take-up apparatus externally added to outer end of lower driving shaft of a sewing machine — 2003-12-23