Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487011 | Telescope for geodetic instruments, particularly for video tachymeters | Bernd Donath | 2002-11-26 |
| 6411372 | Geodetic instrument with laser arrangement | Bernd Donath, Wieland Feist, Christian Graesser | 2002-06-25 |