Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6367257 | Installation for producing solar thermal energy | Ilse Witt, Janine Witt | 2002-04-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6367257 | Installation for producing solar thermal energy | Ilse Witt, Janine Witt | 2002-04-09 |