Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347091 | Apparatus for the production of jackets for recording disks | Karl P. Hauck, Hubert Fehrenbach, Herbert Wagner, Kurt Zwintzscher | 1982-08-31 |
| 4327139 | Rigid magnetic recording disk having perfluoropolyether lubricant | Dieter Schaefer, Herbert Motz, Paul Deigner, Joachim Hack, Roland Falk | 1982-04-27 |