Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9701327 | Current sensor for monitoring a wayside signal lamp for a positive train system | Bruce Johnson | 2017-07-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9701327 | Current sensor for monitoring a wayside signal lamp for a positive train system | Bruce Johnson | 2017-07-11 |