Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4744303 | Railway track tamping machine | — | 1988-05-17 |
| 4744304 | Railway track tamping machine | — | 1988-05-17 |
| 4466355 | Railway track tamping machine | — | 1984-08-21 |
| 4395953 | Railway track tamping machine | — | 1983-08-02 |
| 4331082 | Railway track tamper | — | 1982-05-25 |
| 4218978 | Apparatus for tamping or packing the bed of railway tracks | — | 1980-08-26 |