Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6029821 | Screening device | — | 2000-02-29 |
| 5258120 | Disk filter | Waldemar R. Knodel | 1993-11-02 |
| 5255790 | Screening apparatus | Waldemar R. Knodel | 1993-10-26 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6029821 | Screening device | — | 2000-02-29 |
| 5258120 | Disk filter | Waldemar R. Knodel | 1993-11-02 |
| 5255790 | Screening apparatus | Waldemar R. Knodel | 1993-10-26 |