Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8006716 | Parent-subsidiary guide float valve | Zhibing Zhang, Zheng Zhou, Yinchun Liang | 2011-08-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8006716 | Parent-subsidiary guide float valve | Zhibing Zhang, Zheng Zhou, Yinchun Liang | 2011-08-30 |