Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4237283 | Compositions containing thiocyanic acid and hexamethylene-tetramine production process | Hans Richter | 1980-12-02 |
| 4188386 | Compositions containing thiocyanic acid and hexamethylene-tetramine, production process and administration thereof as bactericide and mycocide | Hans Richter | 1980-02-12 |