Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4348725 | Communication line service interrupt technique for a communications processing system | Robert J. Farrell, John H. Vernon, Kin C. Yu, Robert Huettner, John P. Grandmaison | 1982-09-07 |