Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11141773 | Device and method for strengthening thin-walled straight pipe | Yongfei Gu, Junting Luo, Lili Zhang, Chunxiang Zhang | 2021-10-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11141773 | Device and method for strengthening thin-walled straight pipe | Yongfei Gu, Junting Luo, Lili Zhang, Chunxiang Zhang | 2021-10-12 |