Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4768227 | Coil operated telephone | Lee V. Dively | 1988-08-30 |
| 4698840 | Coin operated telephone | Lee V. Dively | 1987-10-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4768227 | Coil operated telephone | Lee V. Dively | 1988-08-30 |
| 4698840 | Coin operated telephone | Lee V. Dively | 1987-10-06 |