Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883648 | Cubic boron nitride manufacture | Geoffrey John Davies, Stuart H. Robertson | 1989-11-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883648 | Cubic boron nitride manufacture | Geoffrey John Davies, Stuart H. Robertson | 1989-11-28 |