Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10767480 | Extensible reaming self-anchoring anchor rod and supporting method thereof | Nong Zhang, Peng Ma, Changliang Han | 2020-09-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10767480 | Extensible reaming self-anchoring anchor rod and supporting method thereof | Nong Zhang, Peng Ma, Changliang Han | 2020-09-08 |