Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4361704 | Process for preparing m,m'-dinitrobenzophenone | Edward T. Sabourin, Charles M. Selwitz | 1982-11-30 |
| 4352942 | Purification process | Edward T. Sabourin, Charles M. Selwitz | 1982-10-05 |