Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871436 | Suspension bar for anode and/or cathode sheets in the electrolytic refining of metals and a method for the manufacture of such a suspension bar | — | 1989-10-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871436 | Suspension bar for anode and/or cathode sheets in the electrolytic refining of metals and a method for the manufacture of such a suspension bar | — | 1989-10-03 |