Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5367068 | Glass-like polysaccharide abrasive grit | Christopher Lane, Ruben P. Lenz | 1994-11-22 |
| 5360903 | Glass-like polysaccharide abrasive grit | Christopher Lane, Ruben P. Lenz | 1994-11-01 |