Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12078065 | Telescopic device and telescopic annular tunnel steel arch | Xinjiang Wei, Zeyu Cheng, Hongshui Zhu, Shiming Du, Jun Zhao +2 more | 2024-09-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12078065 | Telescopic device and telescopic annular tunnel steel arch | Xinjiang Wei, Zeyu Cheng, Hongshui Zhu, Shiming Du, Jun Zhao +2 more | 2024-09-03 |