Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5472178 | Device for controlling the stopper of a metallurgical vessel | Leonhard Paar, Gerhard Grabner, Walter Engleitner, Werner Brandl, Ernst Weninger +2 more | 1995-12-05 |