Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5577691 | Switch blade device in a turnout on a tram-or streetcar-type line | Egger Erich | 1996-11-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5577691 | Switch blade device in a turnout on a tram-or streetcar-type line | Egger Erich | 1996-11-26 |