Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9224371 | Three-in-one drum | Yongcai Dai, Xiaohu Pei | 2015-12-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9224371 | Three-in-one drum | Yongcai Dai, Xiaohu Pei | 2015-12-29 |