Ka Fai Lai

DL Defond Componets Limited: 1 patents #1 of 4Top 25%

Overall (2005): #163,685 of 245,428Top 70%

Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6919523	Electrical switch	—	2005-07-19