Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847893 | Method for monitoring telephone status changes | Mieu-Hong Dang, Nigel James, Elie Antoun Jreij | 1989-07-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847893 | Method for monitoring telephone status changes | Mieu-Hong Dang, Nigel James, Elie Antoun Jreij | 1989-07-11 |