Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9297196 | Lift and rotation mechanism for quick door-opening device | Yunlan Yang, Feng Zou, Wenyong Li | 2016-03-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9297196 | Lift and rotation mechanism for quick door-opening device | Yunlan Yang, Feng Zou, Wenyong Li | 2016-03-29 |