Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354983 | Process for the purification of O,O-dialkylthionophosphoric acid chlorides | Hilmar Roszinski | 1982-10-19 |
HH
Heinz Harnisch
Overall (1982): #59,910 of 81,411Top 75%
1
Patents 1982