Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10875556 | Support frame for a temporary signal for a railroad | — | 2020-12-29 |
| 10836413 | Control arrangement for a railroad level crossing | Ilidio Gouveia Da Costa | 2020-11-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10875556 | Support frame for a temporary signal for a railroad | — | 2020-12-29 |
| 10836413 | Control arrangement for a railroad level crossing | Ilidio Gouveia Da Costa | 2020-11-17 |