Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853353 | Method for preventing low-temperature degradation of tetragonal zirconia containing materials | Philip J. Whalen, Robert G. Antrim | 1989-08-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853353 | Method for preventing low-temperature degradation of tetragonal zirconia containing materials | Philip J. Whalen, Robert G. Antrim | 1989-08-01 |