Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8727316 | Knife gate valve with urethane liner | Wanqiang Wang | 2014-05-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8727316 | Knife gate valve with urethane liner | Wanqiang Wang | 2014-05-20 |