Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4548872 | Protection process of flat rolled steel sections by means of multi-layer electrolytic plating in particularly aggressive environments | — | 1985-10-22 |
| 4520077 | Process for the protection of galvanized steel rolled sections with a two layer chromium-chromate coating | — | 1985-05-28 |