Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342637 | Composite anode for the electrolytic deposition of aluminum | Gary V. Upperman | 1982-08-03 |
| 4338177 | Electrolytic cell for the production of aluminum | Gary V. Upperman | 1982-07-06 |