Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875869 | Backplane with associated handling means | Johannes Bruen | 1989-10-24 |
| 4871324 | Backplane for supporting removable modular | Johannes Brune | 1989-10-03 |
| 4861274 | Backplane having a movable contact means | Johannes Brune | 1989-08-29 |