Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4475017 | Autopneumatic compressed gas switch | — | 1984-10-02 |
| 4236054 | Gas-blast circuit breaker | Karl Ahrens | 1980-11-25 |
| 4211904 | Gas-blast circuit breaker | — | 1980-07-08 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4475017 | Autopneumatic compressed gas switch | — | 1984-10-02 |
| 4236054 | Gas-blast circuit breaker | Karl Ahrens | 1980-11-25 |
| 4211904 | Gas-blast circuit breaker | — | 1980-07-08 |