Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4426955 | Identification and animal feeding apparatus | Marvin E. Monroe | 1984-01-24 |
| 4408295 | Optical inspector for slat-type container filling machine | Marvin E. Monroe | 1983-10-04 |