Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10432113 | Method for operating a building closure | Willi Ressel | 2019-10-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10432113 | Method for operating a building closure | Willi Ressel | 2019-10-01 |