Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4929784 | Process for the preparation of optionally substituted benzyl-benzenes | Kurt Klinkmann, Michael Herzhoff | 1990-05-29 |
| 4534905 | Process for the preparation of nitronaphthalene-sulphonic acids | Horst Behre, Heinz U. Blank, Otto Lindner | 1985-08-13 |