Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10821561 | Exothermic welding cup and exothermic welding capsule | Xudong Yu, Fanjiao Chen | 2020-11-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10821561 | Exothermic welding cup and exothermic welding capsule | Xudong Yu, Fanjiao Chen | 2020-11-03 |