Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864838 | Drive apparatus for the vertical rolls of a universal rolling mill stand | Hans-Heinrich Hartmann, Peter Koethe, Alexandr Svagr, Bernd Onderka | 1989-09-12 |
| 4860426 | System for rolling continuously cast profiles | Dietmar Kosak | 1989-08-29 |
| 4813256 | Apparatus for axially positioning a roll of a rolling mill for making a metal profile or steel structural shape | — | 1989-03-21 |