Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6789615 | Heat exchanger, in particular for swimming pools | Bernd Michelfelder | 2004-09-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6789615 | Heat exchanger, in particular for swimming pools | Bernd Michelfelder | 2004-09-14 |