Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320171 | Magnetic recording media containing elastomeric polyurethane binders in the magnetic coating | Herbert Motz, August Lehner, Heinrich Hartmann, Rudolf Bachmann, Hans-Joerg Hartmann +4 more | 1982-03-16 |