Information supports printed or not, being electronic display apparatus, screens, projection screens, fluorescent screens, illuminated signs, optic fibres, holograms, illuminated tubes for advertising purposes, illuminated or mechanical signalling, interactive terminals as information sources to the public, electrical panels illuminated or not with moving or stationary display, namely with scrolling displays or with animated screens or video screens or screens with electroluminescent diodes, or liquid crystal screens or plasma screens, or with rotating prisms, information or news panels with electronic display, moving or changing billboards, illuminated billboards or not with scrolling displays, with moving displays or with animated screens or video screens or electroluminescent diode screens or liquid crystal screens or plasma screens, panels for signalling, displaying, information, communication and advertising purposes