| 1961 WESTINGHOUSE AIR BRAKE CO Train Detecting |
| 1961 WESTINGHOUSE Brake Rigging Railway Car Trucks |
| 1961 WESTINGHOUSE ELECTRIC CORP Gas Generating |
| 1961 WESTINGHOUSE Sensitive Shunting Circuits |
| 1961 WESTINGHOUSE AIR BRAKE CO Automatic Slack Adjuster |
| 1961 WESTINGHOUSE Railway Car Weight Registry |
| 1961 WESTINGHOUSE Railway Traffic Controlling |
| 1961 WESTINGHOUSE AIR BRAKE CO Vehicle Weighing S |
| 1961 WESTINGHOUSE Vehicle Weight Responsive Means |
| 1961 WESTINGHOUSE Railway Track Occupancy Detectors |
| 1961 WESTINGHOUSE ELECTRIC CORP Coupling Art |
| 1961 CARDWELL WESTINGHOUSE CO Journal Lubricators |
| 1961 WESTINGHOUSE AIR BRAKE CO Electronic Track Circuit |
| 1961 WESTINGHOUSE Double Acting Slack Adjuster |
| 1961 CARDWELL WESTINGHOUSE CO Journal Lubricator |
| 1961 WESTINGHOUSE AIR BRAKE CO Track Instruments |
| 1961 WESTINGHOUSE Dragging Equipment Detector System |
| 1961 WESTINGHOUSE Highway Crossing Protection Systems |
| 1961 WESTINGHOUSE Classification Yard Computer |
| 1961 WESTINGHOUSE AIR BRAKE CO Regulating Art |
| 1961 WESTINGHOUSE Articulated Brake Cylinder Push Rod |
| 1961 WESTINGHOUSE AIR BRAKE CO Tread Brake Railway Cars |