ELECTRIC WIRE/POWER CORDS; ELECTRIC SWITCHES; ELECTRIC PLUGS; POTENTIOMETERS; ELECTRIC LIGHT DIMMERS; INTERRUPTER/CIRCUIT BREAKERS; SURGE PROTECTORS; LOW VOLTAGE POWER SUPPLIES; ELECTRIC DISTRIBUTING BOXES; ELECTRIC LIGHTING CONTROLLERS; ELECTRIC PLUG CONTACTS, ELECTRICAL RECEPTACLE CONTACTS AND ELECTRICAL CONTACTS; ELECTRICAL PLUG CONNECTIONS, RECEPTACLE CONNECTIONS; ELECTRIC CONNECTORS, JACK AND PLUG CONNECTORS; ELECTRIC SWITCH PARTS, NAMELY HIGH AND LOW VOLTAGE SWITCH DISCS; ELECTRO-OPTICA...