Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7464904 | Method and system providing sleep and wake-up modes for railway track circuit unit | Raymond C. Franke | 2008-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7464904 | Method and system providing sleep and wake-up modes for railway track circuit unit | Raymond C. Franke | 2008-12-16 |