Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366566 | System for interconnecting subscribers lines to an automatic digital telephone switching system | — | 1982-12-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366566 | System for interconnecting subscribers lines to an automatic digital telephone switching system | — | 1982-12-28 |