Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4350573 | Halogenated aromatic amines which are stable in color, and a process for their preparation | Helmuth Kritzler, Ulrich Kappler, Hans D. Winkelmann | 1982-09-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4350573 | Halogenated aromatic amines which are stable in color, and a process for their preparation | Helmuth Kritzler, Ulrich Kappler, Hans D. Winkelmann | 1982-09-21 |