Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4517410 | Automatic user selected variable telephone message record and playback system | Daniel E. Williams, John J. Carley | 1985-05-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4517410 | Automatic user selected variable telephone message record and playback system | Daniel E. Williams, John J. Carley | 1985-05-14 |