Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9714156 | Apparatus and method for aligning guide rails in an elevator shaft | Peetu Valkama, Mikael Haag, Antti Mertala | 2017-07-25 |
| 9598266 | Apparatus for alignment of an elevator guide rail | Peetu Valkama, Osmo Björni | 2017-03-21 |