Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4693450 | Low-noise control valve | — | 1987-09-15 |
| 4671321 | Control organ for gaseous and liquid media | Rudolf Lindackers, Lothar H. M. Grutesen | 1987-06-09 |
| 4505188 | Pneumatic actuator | Willy V. D. Weydt, Ulrich Hannen | 1985-03-19 |