Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9974248 | Planter box, multipurpose diacolation pipe and method for soil drainage and irrigation | Kwok Wai Lam | 2018-05-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9974248 | Planter box, multipurpose diacolation pipe and method for soil drainage and irrigation | Kwok Wai Lam | 2018-05-22 |