Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4355901 | Arrangement for measuring the position of an index | Franz Kebschull | 1982-10-26 |
| 4355902 | Arrangement for determining the errors the vertical axis of a surveying device | — | 1982-10-26 |