Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4326066 | Triazolyl coumarin compounds, processes for their preparation and their use as whiteners and laser dyestuffs | Udo Eckstein, Roderich Raue | 1982-04-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4326066 | Triazolyl coumarin compounds, processes for their preparation and their use as whiteners and laser dyestuffs | Udo Eckstein, Roderich Raue | 1982-04-20 |