Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5632304 | Exhaust butterfly system | Karl-Heinz Kempka, Dietmar Froese, Christian Kroeger, Harald Bressler | 1997-05-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5632304 | Exhaust butterfly system | Karl-Heinz Kempka, Dietmar Froese, Christian Kroeger, Harald Bressler | 1997-05-27 |