Scientific, nautical, [ surveying, photographic, cinematographic, optical, weighing, ] measuring, signaling, checking [, life-saving and teaching apparatus and instruments, namely, temperature and fluid level sensors; ] apparatus and instruments for [ conducting, ]switching, [ transforming, accumulating, ] regulating or controlling electricity, namely, fuel and temperature switches; electronic switches and sensors, in particular level, tank and temperature sensors, voltage converters; level-measuring systems, namely, instruments for the registering, monitoring, regulating and controlling of liquids by means of floating switches, level indicators, level displays, thermal switches and sensors; converters, namely, dc-dc voltage converters; material for electricity mains, namely, wires and cables [ ; coils for electric lines; data-processing computer hardware and data processing computer software and computers ]
