Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645619 | Method of making alpha alumina-based abrasive grain containing silica and iron oxide | Dwight D. Erickson, Larry D. Monroe, Thomas E. Wood | 1997-07-08 |
DW
David M. Wilson
Overall (1997): #160,715 of 185,788Top 90%
1
Patents 1997