Cab signal apparatus and method
Cab signal quality detecting and reporting system and method
Cab signalling system utilizing coded track circuit signals
Capteurs magnetiques
Captive point detection system with single switch position...
Car propulsion scheme utilizing married pairs of propulsion...
Car space measurement apparatus
Carriage running control system
Centralized traffic control system for railroads
Chain of custody
Check-in, check-out track circuit arrangement
Circuit arrangement for controlling the propulsion, braking...
Circuit controller
Circuit controlling instrument
Circuit controlling instrument
Circuit for detecting unbalance of the traction current in a...
Circuits for controlling electric locks on railway track...
Code resetting device for a car-type transporter
Coded railway track circuit having reduced power standby...
Coded track circuit railway signaling systems