Plug adaptors; Plug connectors; Plug gauges; Plug-in connectors; Switches, electric; Adapter plugs; Banana plugs; Change-over switches; Computer switches; Computer network switches; Converters for electric plugs; Covers for the prongs of electric plugs; Cut-out switches; Decorative switch plate covers; Differential switches; Digital telephone switching apparatus; Dust proof plugs for earphone jacks; Ear plugs for divers; Electric plugs; Electric switch housings; Electric switch plates; Electric switches; Electric circuit switches; Electric current switches; Electric flasher switches; Electric light switch plaster rings; Electric light switches; Electrical plug device enabling connection and disconnection of power and/or control cables; Electrical plugs; Electrical plugs and sockets; Electrical switches; Electrical switches for activating and deactivating vehicle airbags; Electronic ballasts for lamps; Ethernet switches; Flash lamps; Flow switches for monitoring and controlling the flow of gases or liquids; Fluorescent lamp ballast for electric lights; High frequency switches; KVM switches; Light switches; Local switches; Mechanical keyboard switches; Mercury switches; Photography darkroom lamps; Piezoelectric switches; Plastic covered electric wires; Power switches; Round plug connectors; Rubber covered electrical wires; Safety contact plugs; Spark plug feeler gauges; Spark plug gap gauges; Starters for fluorescent lamps; Telecommunication switches; Temperature switches; Thin film switches; Time switches; Vehicle breakdown warning lamps