[ Computer stands specially designed for holding a computer, printer and computer peripherals; Electric cables; Electric door bells; Electrical and electronic burglar alarms; Electromagnetic coils; Electronic warning bells; LCD monitors for security purposes; ] Locks, electric; [ Magnets; ] Mouse pads; Optical lamps; Stands adapted for mobile phones; Stands adapted for tablet computers; [ Surveying instruments; Video screens; ] Wrist rests for use with computers