Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208123 | Frame of bogie | Lixin Zhang, Chengwei Qin, Dehua Li, Jingwei Chen | 2021-12-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208123 | Frame of bogie | Lixin Zhang, Chengwei Qin, Dehua Li, Jingwei Chen | 2021-12-28 |