Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4378233 | Metal bonded grinding wheel containing diamond or CBN abrasive | — | 1983-03-29 |
| 4184854 | Magnetic cores for diamond or cubic boron nitride grinding wheels | Richard H. Sioui | 1980-01-22 |