Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803569 | Write enable ring sensing arrangement for a magnetic tape reel | Ernst Kegler, Klaus Thierauf | 1989-02-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803569 | Write enable ring sensing arrangement for a magnetic tape reel | Ernst Kegler, Klaus Thierauf | 1989-02-07 |