Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5365951 | Concentric smoking filter having cellulose acetate tow periphery and carbon-particle-loaded web filter core | Cynthia W. Arterbery, W. Timothy Callaham, Gus D. Keritsis, Donald E. Laslie, Roger S. Slagle +1 more | 1994-11-22 |