Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4562010 | Process for the preparation of benzoic anhydride | Herbert Muller, Heinrich Pelster | 1985-12-31 |
| 4233233 | Process for the preparation of 2-oxoiminophenylacetonitrile | Horst Schroder, Uwe Beck | 1980-11-11 |