Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4328339 | Continuous preparation of isatoic anhydride | Gerhard Kilpper, Johannes Grimmer, Peter Tonne, Hans Christoph Horn | 1982-05-04 |
EH
Eckhard Hetzel
Overall (1982): #68,015 of 81,411Top 85%
1
Patents 1982