9 Scientific, nautical, surveying, cinematographic, optical, weighing, measuring, signaling, checking, life-saving, and teaching apparatus and instruments, namely, aerometers, anti-intrusion alarms, amplifiers, antennas, automatic valves for scientific use, warning devices in the nature of bells, circuit breakers, computer cables, calculators, electronic card readers, circuit boards, coaxial cables, electric coils, computer hardware, computer monitors, computer utility programs, computer software for control of industrial factory manufacturing machinery and petroleum refining equipment, condensers, electricity conduits, converters, data processors, fire and smoke detectors, light emitting diode displays, blank optical discs, electric luminescent display panels, electric door openers for use with emergency exit doors, dosimeters, dynamometers, electric switch plates, electromechanical controls for use in industrial plant and petroleum refining operations for controlling manufacturing machinery and petroleum refining equipment, emergency warning lights, fiber optic cables, laboratory filters, fire alarms, fuses, galvanometers, gas chromatography apparatus, hydrometers, hygrometers, integrated circuits, lasers for measurement purposes, computer monitors, ohmmeters, computer operating programs, oscilloscopes, computer peripherals, photometers, electric switch plates, electric plugs, power supplies, pyrometers, radio receivers, rheostats, scales, signal processors, smoke detectors, solenoid valves, spectroscopes, blank magnetic tapes, computer terminals, radio transmitters, thermometers, thermostats, transceivers, transformers, voltage surge protectors, voltmeters, water meters, computer workstations comprising central processing units, communications servers, firewalls, wireless access point devices, computer memory hardware, computer networking hardware, computer hardware for telecommunications, computer hardware for high-speed processing and storage of data using multiple central processing units, gateway routers in the nature of computer control hardware, computer peripheral devices, computer hardware for the integration of text, audio, graphics, still images and moving pictures into an interactive delivery for multimedia applications, computer hardware used for the control of voice controlled information and communication devices, computer workstations comprising computer hardware and computer peripheral devices, and computer hardware for use with industrial plant and petroleum refining operations monitoring equipment, for receiving, processing, transmitting and displaying data, and X-Y plotters; data processors and computers