Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335117 | 1-Hydroxy-2,2,2-trichloroethane-thionophosphonic acid dimethyl esters as insecticide | Wilhelm Sirrenberg, Wolfgang Behrenz, Wilhelm Stendel | 1982-06-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335117 | 1-Hydroxy-2,2,2-trichloroethane-thionophosphonic acid dimethyl esters as insecticide | Wilhelm Sirrenberg, Wolfgang Behrenz, Wilhelm Stendel | 1982-06-15 |