Series of fictional books; and series of non-fictional books on the subject of modern methods of communications

3D printers; Electric can openers; Electric egg beaters; Electric food blenders; Electric juicers; Electric meat grinders; Electric steam mops; Food waste disposals; Gas welding guns; Gas welding machines; High pressure washers; Lawn mowers; Power drills; Power hammers; Printing presses; Screwdrivers, electric; Sewing machines; Vacuum cleaners