Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10697048 | Alloy drill and manufacturing method thereof | Bin Liu, Yuehua Xu, Zhihua CAO | 2020-06-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10697048 | Alloy drill and manufacturing method thereof | Bin Liu, Yuehua Xu, Zhihua CAO | 2020-06-30 |