Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9744389 | Portable fire extinguishing apparatus | Jian Qiang, Zhengjun Lei | 2017-08-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9744389 | Portable fire extinguishing apparatus | Jian Qiang, Zhengjun Lei | 2017-08-29 |