Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4480128 | Process for the manufacture of o-toluidine and/or m-toluidine and/or p-toluidine | Heinz Litterer | 1984-10-30 |
HA
Hans-J/u/ rgen Arpe
Overall (All Time): #4,043,400 of 4,157,543Top 100%
1
Patents All Time