Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4185504 | Apparatus for measuring the pre-tension of a threaded bolt | Gerhard Exner, Volfango Festinori | 1980-01-29 |
| 4185505 | Apparatus for measuring the pre-tension of a threaded bolt | Gerhard Exner, Volfango Festinori | 1980-01-29 |
| 4185506 | Apparatus for measuring the pre-tension of a threaded bolt | Gerhard Exner, Volfango Festinori | 1980-01-29 |