Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6166162 | Refractory material | Norbert Heine, Manfred Grossman | 2000-12-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6166162 | Refractory material | Norbert Heine, Manfred Grossman | 2000-12-26 |