Telecommunication devices and apparatus, and their parts for controlling roller conveyors with motorized rollers, roller conveyors, belt conveyors, chain conveyors, conveyors, motorized rollers for conveyors, rollers for conveyors, sorting and transport machines for industrial purposes, AC motors and DC motors not for land vehicles; telecommunication devices and apparatus, and their parts for loading-unloading machines and apparatus; electrical and electronic control apparatus and instruments...