Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4575604 | Constant potential/constant current automatic control system for air-carbon arc metal removal | — | 1986-03-11 |
| 4492841 | Constant potential/constant current automatic control system for air-carbon arc metal removal | — | 1985-01-08 |