Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4350522 | Herbicidal 4-trifluoromethyl-4'-nitrodiphenyl ethers | Colin Swithenbank | 1982-09-21 |
| 4330324 | Herbicidal 4-trifluoromethyl 4-nitrodiphenyl ethers | Colin Swithenbank, Roy Y. Yih | 1982-05-18 |