Data processing equipment, namely, couplers; Integrated circuit modules; Printed circuit boards; Transmitters of electronic signals; Electric switch plates; Plug connectors; Plug adaptors; Electrical plugs; Electrical outlets; Multi-outlet socket blocks; Covers for electric outlets; Communication hubs; Power switches; Electric current switches; Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electric current...