Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10871182 | Screw thread structure for preventing being pulled out and tool for manufacturing same | Won Beom Chang | 2020-12-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10871182 | Screw thread structure for preventing being pulled out and tool for manufacturing same | Won Beom Chang | 2020-12-22 |