Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6052884 | Conveyorized system for rebuilding tread and disc brake actuator units for use in railway cars | Charlie Pope, Norris Macklin, John J. Hannaford, Karl Ginther | 2000-04-25 |
| 5936153 | Apparatus and method for testing brake actuator units used in railroad cars | Charlie Pope, Norris Macklin, John J. Hannaford | 1999-08-10 |