Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371634 | Arrangement for obtaining prerecorded digital music cassettes | Jozef M. Duurland, Willem L. Van Der Kruk | 1994-12-06 |
| 5363250 | Prerecorded record carrier | Gerardus C. P. Lokhoff | 1994-11-08 |