9 Scientific, nautical, surveying, photographic, cinematographic, optical, measuring, signaling, supervising, lifesaving teaching, and weighing apparatus and instruments, namely, balances and scales; Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electric current; apparatus for recording, transmission or reproduction of sound or images; Blank magnetic data carriers; Blank CD-ROMs for sound or video recording; Blank compact discs; DVDs featuring educational videos about building materials; Pre-recorded digital media devices featuring educational videos about building materials; mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; computer peripheral devices and accessories, namely, keyboards, mice, tablet pens, joysticks, scanners, monitors, speakers, printers, external hard drives, and media card readers; Downloadable computer software platforms for database management and application development; fire-extinguishing apparatus; Identification systems, namely, data access port for use with electrical control panels for connecting multiple data and electrical devices, and electronic personal identification number (PIN) pads in the nature of computer central processing units for data processing and time recording apparatus; Downloadable facilities management software to control building environment, access and security systems; video monitoring installations, consisting of video cameras transmitting images to control screens wirelessly or via cables in the nature of electronic video surveillance products, namely, electronic components of security systems; Apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; Electrically, electronically, optically and acoustically controlled security and locking access control and alarm monitoring systems for automatic cash dispensers; Electronic controllers for regulating and controlling doors, gates, and partitions; Electronic controllers for switching, controlling, monitoring and supervising locks, and doors; electric locks; electric locks for vehicles; electronic and magnetic identity cards, namely, magnetically encoded key cards, encoded identity cards and magnetic identity cards; Switches, electric; semiconductors; transponders; Intercoms; Distribution boxes for electrical power; Personal security alarms; Electronic controllers for moving doors, gates and conveyors; Smoke detectors