Apparatus for evaluating speed tachographs in railway vehicles; computer software for engineering design; electro-dynamic apparatus for the remote control of railway points; electro-dynamic apparatus for the remote control of signals; electronic control devices for the control of traffic on railways; traffic control equipment, namely, actuated and pretimed traffic signal controllers; railway signals

Electronic monitoring of the movement of objects around railroad tracks, highway grade crossings, passenger stations, railroad bridges and railroad tunnels, and electronic reporting to train conductors and railroad operations personnel of hazards detected, all by means of computers and sensors

Computer software for use in physical security integration management