Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9995091 | Rock drill telescopic arm and rock drill | Dongliang Bu, Jianming Shi, Per Elvèn, Zhongxi Zhou, Yucang Zheng | 2018-06-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9995091 | Rock drill telescopic arm and rock drill | Dongliang Bu, Jianming Shi, Per Elvèn, Zhongxi Zhou, Yucang Zheng | 2018-06-12 |