Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6779628 | Device for producing an overtone-rich sporty exhaust sound | Friedrich Bielert | 2004-08-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6779628 | Device for producing an overtone-rich sporty exhaust sound | Friedrich Bielert | 2004-08-24 |