Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9987569 | Underdrain for a filter system for filtering water or wastewater and a method of washing a filter system | R. Lee Roberts | 2018-06-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9987569 | Underdrain for a filter system for filtering water or wastewater and a method of washing a filter system | R. Lee Roberts | 2018-06-05 |