Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7637406 | Nailing machine driven by pressurized gas in liquid state | Qingchang Wang, Zhijun Li | 2009-12-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7637406 | Nailing machine driven by pressurized gas in liquid state | Qingchang Wang, Zhijun Li | 2009-12-29 |