Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878732 | Optical communication cable with ribbon waveguide support | Gerhard Ziemek | 1989-11-07 |
| 4861135 | Ribbon cable with optical waveguides | Gerhard Ziemek | 1989-08-29 |
| 4848868 | Communication cable with optical wave guides | — | 1989-07-18 |