Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4273011 | Device for turning the nuts on studs for closing a pressure vessel | Gerhard Exner | 1981-06-16 |
| 4207784 | Device for turning a nut means on a screw bolt | Gerhard Exner | 1980-06-17 |
| 4185504 | Apparatus for measuring the pre-tension of a threaded bolt | Gerhard Exner, Detlef Luckschus | 1980-01-29 |
| 4185505 | Apparatus for measuring the pre-tension of a threaded bolt | Gerhard Exner, Detlef Luckschus | 1980-01-29 |
| 4185506 | Apparatus for measuring the pre-tension of a threaded bolt | Gerhard Exner, Detlef Luckschus | 1980-01-29 |