Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4291346 | Optoelectronic system for determining the position of a magnetic head transducer on a flexible magnetic recording disc | Harold J. Beecroft | 1981-09-22 |
| 4272795 | Information storage system and recording cartridge having precise alignment features | Charles M. Mueller | 1981-06-09 |