Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6563916 | System for transmitting a change in call queued/hold state across a communications network | Douglas Anthony Deutsch, David B. Smith | 2003-05-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6563916 | System for transmitting a change in call queued/hold state across a communications network | Douglas Anthony Deutsch, David B. Smith | 2003-05-13 |