Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4756476 | Railway switch | Gunter Fasterding, Jurgen Frenzel, Norbert Jacoby | 1988-07-12 |
| 4634087 | Grooved rail switch with a tongue rail device | — | 1987-01-06 |
| 4589617 | Frog for switches | — | 1986-05-20 |
| 4210300 | Point switch | — | 1980-07-01 |