Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6904848 | Roof assembly and airflow management system for a temperature controlled railway car | Allen E. Norton, Stephen W. Smith, William A. Knapp, Alex Hoover, Ronald Zupancich | 2005-06-14 |