Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4373691 | Decoupling arrangement for non-insulated AC track circuits in railway systems | Hans-Jurgen Fricke, Lutz Schulmeyer | 1983-02-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4373691 | Decoupling arrangement for non-insulated AC track circuits in railway systems | Hans-Jurgen Fricke, Lutz Schulmeyer | 1983-02-15 |