Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351060 | Automatic, digitally synthesized matching line terminating impedance | — | 1982-09-21 |
| 4317962 | Distributed control for digital switching system | John E. Cox, John M. Cotton | 1982-03-02 |