Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5239554 | Direct-arc electric furnace fed with controlled current and method to feed a direct-arc furnace with controlled current | Gianni Gensini, Giovanni Coassin, Ricardo Fragiacomo | 1993-08-24 |