Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5641732 | Automatic transmission fluids of improved viscometric properties | Ricardo A. Bloch, Raymond F. Watts | 1997-06-24 |
| 5641733 | Automatic transmission fluids of improved viscometric properties | Ricardo Bloch, Raymond F. Watts | 1997-06-24 |