Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340746 | Process for the preparation of thiochloroformates | Gunther Semler | 1982-07-20 |
| 4339594 | Process for the manufacture of phenylacetic acid and simple derivatives thereof | Werner Spielmann | 1982-07-13 |