Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6730141 | Device and method for selectively removing gaseous pollutants from the ambient air | Johann Goebel, Helmut Oberpriller | 2004-05-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6730141 | Device and method for selectively removing gaseous pollutants from the ambient air | Johann Goebel, Helmut Oberpriller | 2004-05-04 |