Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4437964 | Assembly for spot feeding alumina to an electrolytic tank for the production of aluminum | Jean-Louis Gerphagnon | 1984-03-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4437964 | Assembly for spot feeding alumina to an electrolytic tank for the production of aluminum | Jean-Louis Gerphagnon | 1984-03-20 |