Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880840 | Arylethanolhydroxylamines and their use for promoting yield | Hans Lindel, Friedrich Berschauer, Anno de Jong, Martin Scheer | 1989-11-14 |
| 4847291 | Arylethanol-hydroxylamines for promotion of livestock production | Hans Lindel, Friedrich Berschauer, Anno de Jong, Martin Scheer | 1989-07-11 |