Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9718645 | Damping unit for an elevator | Lorenz Etzweiler | 2017-08-01 |
| 9714157 | Damping unit for an elevator | Lorenz Etzweiler | 2017-07-25 |
| 9650229 | Aligning shaft doors of an elevator | Karl Erny | 2017-05-16 |