CH

Chung-I Hung

Overall (2003): #72,996 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6644078 Lock furnished with a replaceable lock core — 2003-11-11
6584819 Lock with two layers of lock mechanism — 2003-07-01