Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825737 | Lifting mechanism especially for a wheel set in a truing machine | Alfred Heimann | 1989-05-02 |
| 4802285 | Method and apparatus for ascertaining the radial location of a new wheel profile to be produced by a reprofiling operation | Alfred Heimann, Hartwig Klosterhalfen, Helmut Wittkopp | 1989-02-07 |