Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823838 | Switching assembly for closing intake lines of an air intake device and intake device incorporating same | Ingo Koch, Herbert Pietrowski | 2004-11-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823838 | Switching assembly for closing intake lines of an air intake device and intake device incorporating same | Ingo Koch, Herbert Pietrowski | 2004-11-30 |