Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977567 | Low-voltage circuit breaker with a capability of tripping quickly | Ran Li, Yuming Duan, Guangshu Zheng | 2005-12-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977567 | Low-voltage circuit breaker with a capability of tripping quickly | Ran Li, Yuming Duan, Guangshu Zheng | 2005-12-20 |