Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5954171 | Moving contact | Klaus-Dieter Gramatke, Klaus Keske, Berthold Schaub, Franz Schmaderer, Gunar Baier +1 more | 1999-09-21 |
| 5284419 | Propeller with blades which can be twisted | — | 1994-02-08 |
| 5024115 | Spindle drive | Walter Hahn, Manfred Jahn | 1991-06-18 |
| 4849650 | Hydraulic drive for a high-voltage switchgear | — | 1989-07-18 |
| 4788391 | Hydraulic or pneumatic drive for actuating the movable switch contact of a medium and/or high-voltage power switch | — | 1988-11-29 |