Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811336 | Switching arrangement for communication of digital signals, in particular PCM signals | Martin Backhaus, Werner Ahrens | 1989-03-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811336 | Switching arrangement for communication of digital signals, in particular PCM signals | Martin Backhaus, Werner Ahrens | 1989-03-07 |