Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368640 | Transparent iron oxide pigments, processes for their production and their use | Klaus Lerch, Gunter Buxbaum | 1994-11-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368640 | Transparent iron oxide pigments, processes for their production and their use | Klaus Lerch, Gunter Buxbaum | 1994-11-29 |