WC

Won Beom Chang

Overall (All Time): #2,833,541 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10871182 Screw thread structure for preventing being pulled out and tool for manufacturing same Hyeon Woo Seo 2020-12-22