Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9617121 | Installation method for an elevator | Harald Schwark | 2017-04-11 |
| 9580279 | Maintenance method for an elevator | Harald Schwark | 2017-02-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9617121 | Installation method for an elevator | Harald Schwark | 2017-04-11 |
| 9580279 | Maintenance method for an elevator | Harald Schwark | 2017-02-28 |