68722 ⎘
Control, warning, or like safety means along the route or between vehicles or vehicle trains for controlling traffic in one direction only
Sub-classes:WIRELESS VEHICLE MANAGEMENT SYSTEM
#2HEAVY-HAUL TRAIN AND LONGITUDINAL DYNAMICS TRACTION OPERATION OPTIMIZATION CONTROL SYSTEM AND METHOD THEREOF
#3Wireless vehicle management system
#4Wireless train management system
#5Wireless train management system
#6Wireless train management system
#7Route resource controlling method, intelligent vehicle on-board controller and object controller
#8Peripheral control post of railway field devices and installation method of said peripheral post
#9Devices, systems, and methods related to tracking location of operator control units for locomotives