Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4486941 | Punch press with automatic tool changer | William B. Scott, Joel C. E. Arnesson | 1984-12-11 |
| 4423546 | Punch press with automatic tool changer | William B. Scott, Joel C. E. Arnesson | 1984-01-03 |