Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5642864 | Chipper vacuum shredder system and apparatus | Tommy A. Middlesworth, Donald G. Penkoske | 1997-07-01 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5642864 | Chipper vacuum shredder system and apparatus | Tommy A. Middlesworth, Donald G. Penkoske | 1997-07-01 |