Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4595499 | Gravity belt thickener and belt press combination | Karen Dejewski, Robert Brummond | 1986-06-17 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4595499 | Gravity belt thickener and belt press combination | Karen Dejewski, Robert Brummond | 1986-06-17 |