Logic passing device for automatic railway piloting

Low profile derail

Low profile switch machine gear box

Low profile switch machine with hand throw or motor throw select

Low speed wheel presence transducer for railroads with self cali

Machine for railway switching

Magnetic object detection

Magnetic object detection device

Magnetically actuated registration circuitry for a vehicle contr

Manual block traffic control and signaling system for railroads

Master-Satellite railway track circuit

Mechanism for operating switch points

Method and apparatus for automatic and semi-automatic...

Method and apparatus for automatic train control in a...

Method and apparatus for braking rail-guided vehicles automatica

Method and apparatus for control of central spacing of track-ope

Method and apparatus for controlling railway switches

Method and apparatus for controlling the speed of a vehicle

Method and apparatus for controlling trains by determining a...

Method and apparatus for detecting an approaching train by detec