Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4963259 | Sludge dewatering filter press | Lyle B. Barcomb | 1990-10-16 |
| 4880538 | Edge seal for liquid filtration apparatus | Lyle B. Barcomb | 1989-11-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4963259 | Sludge dewatering filter press | Lyle B. Barcomb | 1990-10-16 |
| 4880538 | Edge seal for liquid filtration apparatus | Lyle B. Barcomb | 1989-11-14 |