Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5868160 | Two-way insert valve | Karl Cords, Hubert Feser, Gotz-Dieter Machat, Georg Rausch | 1999-02-09 |
| 4321941 | Pilot operated pressure relief valve | Helmut Krebs | 1982-03-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5868160 | Two-way insert valve | Karl Cords, Hubert Feser, Gotz-Dieter Machat, Georg Rausch | 1999-02-09 |
| 4321941 | Pilot operated pressure relief valve | Helmut Krebs | 1982-03-30 |