Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353924 | Animal feed supplement having reduced corrosion characteristics | Dennis L. Mansfield, David J. Weinkauff | 1982-10-12 |
| 4341241 | Position indicating valve means | — | 1982-07-27 |