printed matter, namely, catalogs and handbooks containing written data relevant to the measuring, sensing, controlling and monitoring of conditions of variable parameters and/or listings of industrial and laboratory equipment for such measuring, sensing, controlling and monitoring

electronic instruments, namely, transducers, pressure transducers, sensors, indicators, controllers, calibrators and dataloggers for variable parameters for such uses as pressure, force, load, flow, strain, pH, temperature, humidity and conductivity

electronic instruments, namely, transducers, pressure transducers, sensors, indicators, controllers, calibrators and dataloggers for variable parameters for such uses as pressure, force, load, flow, strain, pH, temperature, humidity and conductivity

printed matter, namely, catalogs and handbooks containing written data relevant to the measuring, sensing, controlling and monitoring of conditions of variable parameters and/or listings of industrial and laboratory equipment for such measuring, sensing, controlling and monitoring

calculating machines, instruments used to measure the rate of flow, pH level, and air velocity; mechanically operated electronic controls for adhesive applying machines; electric soldering irons; ammeters, ampmeters, anemometers, barometers; barrier strips used to measure and connect a sensor and an instrument; battery chargers; electric heating cable, namely, constant wattage heat trace cable, mineral insulated heat trace cable, and self-regulating heat trace cable; calibrators for calibrati...