Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667579 | Thermally stable iron oxide pigments, a process for their preparation and their use | Wolfgang Oehlert, Gunter Buxbaum | 1997-09-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667579 | Thermally stable iron oxide pigments, a process for their preparation and their use | Wolfgang Oehlert, Gunter Buxbaum | 1997-09-16 |