Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9556571 | Foldable portable excrement pick-up device | Yibao Zeng | 2017-01-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9556571 | Foldable portable excrement pick-up device | Yibao Zeng | 2017-01-31 |