Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817638 | Apparatus for adjusting a cigarette having variable smoking characteristics | Martin T. Garthaffner, Billy J. Keen, Jr., Ronald D. Horaker | 1989-04-04 |
| 4795411 | Apparatus for forming annular grooves or slits in rod-shaped articles | Ronald D. Honaker | 1989-01-03 |