Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4251489 | Process for producing a copper sulfate solution | Elmar Kniprath, Gerd Mrusek, Claus Reppenhagen | 1981-02-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4251489 | Process for producing a copper sulfate solution | Elmar Kniprath, Gerd Mrusek, Claus Reppenhagen | 1981-02-17 |