Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5619562 | Method and system for remotely activating/changing subscriber services in a public switched telephone network | Maria Castan, Thomas Cousin, Gilbert Spagnola, Kathleen Daley, Margaret Keegan +1 more | 1997-04-08 |