Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4246557 | Bell alarm for circuit breaker | Charles E. Warner, John Thomas Rowan | 1981-01-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4246557 | Bell alarm for circuit breaker | Charles E. Warner, John Thomas Rowan | 1981-01-20 |