Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4464831 | Method and device for fabricating insulated joints for railroad tracks | Lothar Weber, Friedhelm Wojtek | 1984-08-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4464831 | Method and device for fabricating insulated joints for railroad tracks | Lothar Weber, Friedhelm Wojtek | 1984-08-14 |