Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872904 | Tungsten carbide powder and method of making for flame spraying | — | 1989-10-10 |
| 4822415 | Thermal spray iron alloy powder containing molybdenum, copper and boron | Subramaniam Rangaswamy, Josph D. Reardon | 1989-04-18 |