Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820482 | Cemented carbide body with a binder phase gradient and method of making the same | Erik T. Hartzell, Jan Akerman | 1989-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820482 | Cemented carbide body with a binder phase gradient and method of making the same | Erik T. Hartzell, Jan Akerman | 1989-04-11 |