Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4206882 | Granulator blade construction | William Barnes, Roy W. Gerstenberg, Gomer E. Kropa | 1980-06-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4206882 | Granulator blade construction | William Barnes, Roy W. Gerstenberg, Gomer E. Kropa | 1980-06-10 |