Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868142 | Method of manufacturing a molten metal-resistant ceramic fiber composition | Steven J. Waisala | 1989-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868142 | Method of manufacturing a molten metal-resistant ceramic fiber composition | Steven J. Waisala | 1989-09-19 |