Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871482 | Process for the preparation of 1-methylandrosta-1,4-diene-3,17,dione, and the novel intermediates for this process | Klaus Nickisch | 1989-10-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871482 | Process for the preparation of 1-methylandrosta-1,4-diene-3,17,dione, and the novel intermediates for this process | Klaus Nickisch | 1989-10-03 |