9 Devices for detecting and signalling anomalies in the use of electric appliances; Control devices for use in the electrical field and namely: Fuses and Plugs, sockets and other contacts (electric connections), Switches, Two-way switches, Inverters, Pushbuttons and step relays (cyclic) of all kinds; Radiator covers and cable chocks; Electric sockets of all kinds and telephone sockets; Signal sockets of all kinds; TV sockets of all kinds; Coaxial connectors; Acoustic and optical signal transmitters; Protectors; Gas, CO2, smoke and people detectors; Resistant and inductive charge regulators; Timers, programming devices, resistors, thermostats; Commutators, devices for stereophonic sound diffusion; Input devices; Infra-red devices, anti-intrusion devices and fittings for all the aforesaid goods; Cover plates for electric batteries.