Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861679 | Composite material of Zn-Al alloy reinforced with silicon carbide powder | Ilario Tangerini | 1989-08-29 |
| 4806249 | Process for the separation of indium from anidic solutions containing it | Letizia Meregalli, Italo Vittadini | 1989-02-21 |