Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4323933 | Device for erasing a record carrier recorded by magnetic fields in visually readable form | — | 1982-04-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4323933 | Device for erasing a record carrier recorded by magnetic fields in visually readable form | — | 1982-04-06 |