Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10490363 | Vacuum switching apparatus and electrical contact therefor | Wangpei Li, Li Yu | 2019-11-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10490363 | Vacuum switching apparatus and electrical contact therefor | Wangpei Li, Li Yu | 2019-11-26 |