9 Electronic navigational and positioning apparatus and instruments; global positioning systems (GPS) apparatus; sensors for determining position; recorded computer software for global positioning systems (GPS); downloadable computer software for global positioning systems (GPS); apparatus and instruments for railway vehicle's location systems, namely, global navigation satellite system (GNSS) receivers, digital inertial sensors, motion sensors and speed sensors; downloadable computer software for railway vehicle's location system; recorded computer software for railway vehicle's location system; downloadable computer software applications for railway vehicle's location system, namely, digital map management applications