Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6846231 | Removable sharpening attachment for a rotary hand tool | Allen M. Oles, Edward T. Prell | 2005-01-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6846231 | Removable sharpening attachment for a rotary hand tool | Allen M. Oles, Edward T. Prell | 2005-01-25 |