Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6814007 | Ballast tamping unit | Josef Theurer | 2004-11-09 |
| 6805059 | Tamping machine | Josef Theurer | 2004-10-19 |
| D492172 | Tamping pick for tamping railroad track ballast | Josef Theurer | 2004-06-29 |
| D491431 | Tamping pick for tamping railroad track ballast | Josef Theurer | 2004-06-15 |
| D491432 | Tamping pick for tamping railroad track ballast | Josef Theurer | 2004-06-15 |
| 6705232 | Machine for tamping ties of a track | Josef Theurer | 2004-03-16 |