Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10166609 | Self-locking drill chuck | Wenhua Zhou, Yanxing XU | 2019-01-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10166609 | Self-locking drill chuck | Wenhua Zhou, Yanxing XU | 2019-01-01 |