Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11703431 | Device and method for testing tensile resistance of multiple-row grouped pillars in inclined goaf | Guorui Feng, Xudong Shi, Jinwen Bai, Xinyu Yang, Boqiang Cui | 2023-07-18 |