Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649440 | Method for calibration of assel rollers | Gheorghe Arnautu, Karl Hausler, Jurgen Pietsch, Karl-Helmut Wengenroth | 1997-07-22 |
| 5357773 | Method of longitudinal rolling of seamless pipe | Johann H. Rohde, Burkhart Schifferings, Rolf Kümmerling, Jochen Vochsen, Karl Hausler | 1994-10-25 |