Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5074220 | Overhead monorail transit system employing carriage with upper guide wheel and guideway with concave upper surface | — | 1991-12-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5074220 | Overhead monorail transit system employing carriage with upper guide wheel and guideway with concave upper surface | — | 1991-12-24 |