Liang; Yinchun
Patent Applications and Registrations
Patent applications and USPTO patent grants for Liang; Yinchun.The latest application filed is for "parent-subsidiary guide float valve".
- Liang; Yinchun - Nanjing CN
- Liang; Yinchun - Jiangsu CN
| Patent | Date |
|---|---|
| Parent-subsidiary guide float valve Grant 8,006,716 - Zhang , et al. August 30, 2 | 2011-08-30 |
| Parent-Subsidiary Guide Float Valve App 20070227595 - Zhang; Zhibing ; et al. | 2007-10-04 |
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