Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317150 | Foil recording disk structures | Armin R. Tietze | 1982-02-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317150 | Foil recording disk structures | Armin R. Tietze | 1982-02-23 |