Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837335 | Process for the preparation of pure 1-phenyl-3-carbalkoxy-5-hydroxypyrazoles | Hubert Stuckler | 1989-06-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837335 | Process for the preparation of pure 1-phenyl-3-carbalkoxy-5-hydroxypyrazoles | Hubert Stuckler | 1989-06-06 |