Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4315889 | Method of reducing leaching of cobalt from metal working tools containing tungsten carbide particles bonded by cobalt | Perry E. Landers | 1982-02-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4315889 | Method of reducing leaching of cobalt from metal working tools containing tungsten carbide particles bonded by cobalt | Perry E. Landers | 1982-02-16 |