Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7885415 | Device and method for reducing sound of a noise source in narrow frequency ranges | Harald Breitbach, Delf Sachau | 2011-02-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7885415 | Device and method for reducing sound of a noise source in narrow frequency ranges | Harald Breitbach, Delf Sachau | 2011-02-08 |