Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4235050 | Skate sharpening apparatus | James H. Hannaford, Warren L. Myrfield, David H. Weiler, Frederick N. Trofimenkoff, Joseph A. Consay | 1980-11-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4235050 | Skate sharpening apparatus | James H. Hannaford, Warren L. Myrfield, David H. Weiler, Frederick N. Trofimenkoff, Joseph A. Consay | 1980-11-25 |