Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820645 | Unlockable non-return valve for very high system pressures | Helmut Behl, Dragoljub Djenadija, Helmut Etzel, Frank Hofmann, Michael Reinert +1 more | 2004-11-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820645 | Unlockable non-return valve for very high system pressures | Helmut Behl, Dragoljub Djenadija, Helmut Etzel, Frank Hofmann, Michael Reinert +1 more | 2004-11-23 |