Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887554 | Animal drench | — | 1989-12-19 |
| 4860779 | Valve control means | — | 1989-08-29 |
| 4856421 | Computer-controlled fermentation means for wines | — | 1989-08-15 |
| 4845978 | Determining moisture content of a medium | — | 1989-07-11 |
| 4827994 | Barrel shaver | — | 1989-05-09 |
| 4818546 | Method of spraying grapes with preservative liquid | — | 1989-04-04 |