Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601647 | Production of a magnetic recording medium | Albert Pertzsch, Michael Breitsameter, Siegfried Rieger | 1997-02-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601647 | Production of a magnetic recording medium | Albert Pertzsch, Michael Breitsameter, Siegfried Rieger | 1997-02-11 |