9 Physical, mechanical, pneumatic, hydraulic, electromechanic, electromagnetic, electrical and electronic controllers; physical, mechanical, pneumatic, hydraulic, electromechanic, electromagnetic, electrical and electronic closed-loop-controllers; physical, mechanical, pneumatic, hydraulic, electromechanic, electromagnetic, electrical, and electronic signalling units for railway vehicles and commercial vehicles; physical, mechanical, pneumatic, hydraulic, electromechanic, electromagnetic, electrical and electronic sensors for sensing pressures, air load, speed, rotational speed, angles, torques, dampness, temperature, distances, inclinations, steering angles and accelerations; mechanical, pneumatic, hydraulic, electromechanic, electromagnetic, electrical and electronic amplifiers; mechanical, pneumatic, hydraulic, electromechanic, electromagnetic, electrical and electronic measurers for measuring pressures, air load, speed, rotational speed, angles, torques, dampness, temperature, distances, inclinations, steering angles and accelerations; mechanical, pneumatic, hydraulic, electromechanic, electromagnetic, electrical and electronic checking units for checking pressures, air load, speed, rotational speed, angles, torques, dampness, temperature, distances, inclinations, steering angles and accelerations; mechanical, pneumatic, hydraulic, electromechanic, electromagnetic, electrical and electronic storage installations for storing electricity, electrical and magnetic data; vehicle door controllers; closed-loop vehicle door controllers; vehicle door sensors; electric power transmitters, train controllers; brake test controllers for trains and for testing completeness of trains; driving and braking controllers; traction controllers; vehicle and trailer level controllers; vehicle brake controllers; vehicle brake closed loop-controllers; vehicle brake sensors; traction and coupling thrust transmitters; railway vehicle wheel flat detectors and locators; oval railway vehicle wheel detectors and locators; and railway vehicle derailment detectors; the aforementioned goods for land vehicles, for railroad stations and for railroad lines