Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355402 | System for establishing a connection between private branch exchanges | Karl-Albert Turban, Monika Bezler, Manfred Schulz, Gerd Siegmund | 1994-10-11 |
| 5280484 | Time-division multiplex communication system with a synchronizing circuit at the receiving end which responds to the coding of words inserted in the transmitted information | — | 1994-01-18 |