Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4361698 | Process for the manufacture of dihalogenotriazinylamino-naphthol compounds | Joachim W. Otten, deceased, by Anna G. Rudolph nee Otten, heir, by Fritz Meininger | 1982-11-30 |