Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180395 | Horizontal-flow sand filtration pool and water treatment process thereof | — | 2021-11-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180395 | Horizontal-flow sand filtration pool and water treatment process thereof | — | 2021-11-23 |