Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7370732 | Method and device for automatic checking of the availability of an elevator installation | Lutz Richter, Paul Friedli | 2008-05-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7370732 | Method and device for automatic checking of the availability of an elevator installation | Lutz Richter, Paul Friedli | 2008-05-13 |