CH

Chin-Ching Hsien

Overall (2005): #13,422 of 245,428Top 6%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6952985 Adjustable spanner — 2005-10-11
6940417 Wrench with tension meters — 2005-09-06
6898999 Sleeve with non-round connecting portion — 2005-05-31
6899600 Wrench manufacturing process — 2005-05-31