Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4823359 | Furnance having dense refractory oxide liner | Neil N. Ault, Anthony K. Butkus | 1989-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4823359 | Furnance having dense refractory oxide liner | Neil N. Ault, Anthony K. Butkus | 1989-04-18 |