Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861222 | Cassette elevator for use in a modular article processing machine | — | 1989-08-29 |
| 4801241 | Modular article processing machine and method of article handling therein | John Zajac, Thomas M. Rathmann, Roger B. Lachenbruch | 1989-01-31 |