HC

Hui-Ling Chen

UN Unknown: 1 patents #178 of 2,395Top 8%
Overall (2005): #186,184 of 245,428Top 80%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6889581 Wrench capable of clamping a screwed member and preventing the screwed member from slipping out of a socket of the wrench and permitting the screwed member to pass through the socket 2005-05-10