Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7095839 | Switching system with separate control connection to remote branch exchanges | Manfred Pignitter | 2006-08-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7095839 | Switching system with separate control connection to remote branch exchanges | Manfred Pignitter | 2006-08-22 |