Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9709117 | Dampening device for a surveying rod and surveying rod comprising a dampening device | Michael Koetzing | 2017-07-18 |
| 9557521 | Optical guide system for guiding at least one optical lens | Wolfgang Hahn | 2017-01-31 |