Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6422934 | Skate sharpener | Wolfgang Blach, Josef Slanik, Murray David Wilson | 2002-07-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6422934 | Skate sharpener | Wolfgang Blach, Josef Slanik, Murray David Wilson | 2002-07-23 |