Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6953055 | Pneumatic gate valve with an injection-molded valve housing | Klaus Bergmann | 2005-10-11 |
| 6834676 | Pneumatic slide valve with split valve housing of plastic | — | 2004-12-28 |