Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4805978 | Device having a light waveguide plug connector | Helmut Bruch | 1989-02-21 |
| 4799758 | Adaptor for a light waveguide plug connector | — | 1989-01-24 |
| 4798430 | Lightwave guide connector with release levers | Alfred H. Johnson, Heinz Prauer, Dietmar Schulz | 1989-01-17 |