Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797915 | Communication system having automatic call route selection | Duane O. Bowker, Adrian A. Giuliani | 1989-01-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797915 | Communication system having automatic call route selection | Duane O. Bowker, Adrian A. Giuliani | 1989-01-10 |