Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856173 | Method of the formation of slide surfaces on a track for electromagnetically levitated vehicles | Lorenz Maier, Harald Neumann, Karl H. Lonnecke | 1989-08-15 |
| 4854028 | Method of locating operational surfaces of a track for electromagnetically levitated vehicles | Walter Lippert, Lorenz Maier | 1989-08-08 |