Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880946 | High-or medium-tension compressed-gas circuit breaker taking circuit-breaking energy from the arc | Edmond Thuries, Michel Perret | 1989-11-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880946 | High-or medium-tension compressed-gas circuit breaker taking circuit-breaking energy from the arc | Edmond Thuries, Michel Perret | 1989-11-14 |