Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5319701 | Method and apparatus for performing an automated collect call | John A. Hird, Lindsey D. Owen | 1994-06-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5319701 | Method and apparatus for performing an automated collect call | John A. Hird, Lindsey D. Owen | 1994-06-07 |