Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864565 | Method for frame synchronization of an exchange of a PCM time multiplex telecommunication system | Horst Martin | 1989-09-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864565 | Method for frame synchronization of an exchange of a PCM time multiplex telecommunication system | Horst Martin | 1989-09-05 |