Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10149586 | Dust collector and filtering device thereof | — | 2018-12-11 |
| 10054135 | Drainage system with filter connection | Feifei Yang | 2018-08-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10149586 | Dust collector and filtering device thereof | — | 2018-12-11 |
| 10054135 | Drainage system with filter connection | Feifei Yang | 2018-08-21 |