Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4500066 | Electro-hydraulic control actuator for turbine valves | — | 1985-02-19 |
| 4452422 | Electrohydraulic actuating drive for valves | — | 1984-06-05 |
| 4257234 | Valve arrangement for turbosets | Gerhard Purr, Helmut Scheffczyk | 1981-03-24 |