Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366256 | Refractory chrome-magnesia bricks and compositions made from granular fused material | — | 1982-12-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366256 | Refractory chrome-magnesia bricks and compositions made from granular fused material | — | 1982-12-28 |