Video screens; liquid crystal display [LCD] screens; touch screens; flexible flat panel displays for computers; fluorescent screens; projection screens; screens [photography]; video projectors; digital cameras; telephone apparatus; apparatus for transmission of communications; smartphones; cellular phones; mobile telephones; wearable activity trackers; global positioning system [GPS] apparatus; television apparatus; television monitors; portable multimedia players [PMPs]; virtual reality headsets; computers; tablet computers; wearable computers; laptop computers; smartglasses (data processing apparatus); smartwatches (data processing apparatus); electric batteries; battery chargers; battery chargers for cellular phones; battery chargers for tablet computers; earphones; headphones; digital book readers; cases for smartphones; covers for tablet computers; interactive touch screen terminals; loudspeakers; data cables; usb cables for mobile phones; cables for the transmission of sound and images.