Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601473 | Skate sharpening apparatus and method | Jeffrey P. Jannetto, Robert M. Evans | 1997-02-11 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601473 | Skate sharpening apparatus and method | Jeffrey P. Jannetto, Robert M. Evans | 1997-02-11 |