Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839921 | Telephone station comprising an optical display device | Erwin Awakowicz, Kurt Schiller | 1989-06-13 |
| 4810066 | Cover for telecommunications equipment | Erwin Awakowicz | 1989-03-07 |