Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878318 | Railway track maintenance machine for the rectification of the head of the rail | — | 1989-11-07 |
| RE32979 | Device for the in situ reprofiling of the head of at least one rail of a railroad track | — | 1989-07-11 |
| 4843765 | Railway track maintenance machine for truing the head of railway track rails | — | 1989-07-04 |