- Railroad equipment, except locomotives (4)
- Brakes, air and vacuum: railway (3)
- Freight cars and equipment (5)
- Lubrication systems, locomotive (1)
- Railway maintenance cars (1)
- Railway motor cars (1)
- Train cars and equipment, freight or passenger (4)
- Rapid transit cars and equipment (2)
- Locomotives and parts (2)
- Industrial locomotives and parts (2)
- Railroad locomotives and parts, electric or nonelectric (1)
