Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818124 | Pivot mounted roller | Manfred Brandenstein, Horst M. Ernst, Roland Haas, Josef Stork | 1989-04-04 |
| 4804276 | Cage for a rolling bearing | Armin Olschewski, Rainer Schurger, Robert Stolz, Walter Treibel, Heinrich Kunkel | 1989-02-14 |