Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342701 | Process for the preparation of 4,5-dinitro-1,8-dihydroxyanthraquinone | Werner Steinbeck | 1982-08-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342701 | Process for the preparation of 4,5-dinitro-1,8-dihydroxyanthraquinone | Werner Steinbeck | 1982-08-03 |