Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10822949 | Apparatus for protecting roof tray when gob-side entry retaining end support migrates | Jianbiao Bai, Rui Wang, Shuai Yan, Junwu Xia, Xiangyu Wang +3 more | 2020-11-03 |