Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11097135 | Rope type elevating device | Sung Soo Sim, Woo Jun Lee | 2021-08-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11097135 | Rope type elevating device | Sung Soo Sim, Woo Jun Lee | 2021-08-24 |