WC

Wai Kei Cheung

CL Chow Sang Sang Jewellery Company Limited: 1 patents #1 of 3Top 35%
Overall (2022): #216,583 of 548,613Top 40%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11268174 Jewelry alloy Shuk Kwan Mak, Mei Tsz Macy WONG 2022-03-08