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Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
calculating machines, namely, calculators 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, electrical cable, namely, constant wattage heat trace cable, mineral insulated heat trace cable, and self-regulating heat trace cable, calibrators for adjusting an instrument, probe or sensor, probe or sensor, or compiling a deviation chart, so that its readings can be correlated to the actual value being measured, ph buffer capsules, namely, acidity standards used to calibrate and compare instruments that measure acidity, conductivity cells, resistance cells, load cells, checkers, namely, hand held leak checkers, compensators, namely, cold junction compensators, signal conditioners, connectors, namely, magnetic contactors, electronic and electric controllers, namely, analog controllers, autotune controllers, batch controllers, benchtop controllers, conductivity controllers, conductivity/resistivity controllers, cryogenic controllers, deviation controllers, digital controllers, digital monitor meter/controllers, dual input controllers, ieee-488 controllers, indicating controllers, industrial ph controllers, level and temperature controllers, limit controllers, microprocessor based conductivity/resistivity controllers, microprocessor based ph controllers, microprocessor based ph/orp controllers, multi-loop controllers, non-indicating controllers, panel mount controllers, ph controllers, ph/orp controllers, ph pump controllers, power controllers, process controllers, profile controllers, programmable logic controllers, pulse frequency controllers, ramp and soak controllers, resistivity controllers, scr controllers, scr power controllers, setpoint controllers, sequencing controllers, and temperature controllers, converters, namely, a/d converters, and d/a converters, counters used to register of number of activities of movement, dataloggers used for retrieving physical measurement, process and environmental data which is fed into an analog to digital converter prior to analysis and storage, namely, battery powered, handheld dataloggers, intelligent dataloggers, portable dataloggers, programmable dataloggers, and temperature dataloggers, detectors, namely, leak detectors, autodialers, namely, an electric or electronic monitor at a remote site that will alert people or data processing equipment at other remote sites by sending a message via the telephone, telephone dialers, diodes, namely, temperature sensitive diodes to measure boards, electrodes, namely, combination ph electrodes, conductivity electrodes, epoxy bodied combination ph electrodes, in-line ph/orp electrodes, industrial ph/orp electrodes, ion selective electrodes, ise electrodes, laboratory ph/orp electrodes, oxidation-reduction potential electrodes, ph electrodes, reference electrodes, retractable ph electrodes, submersible ph/orp electrodes, electrical power supplies, power control element feedthroughs, namely, hermetic feedthroughs, vacuum feedthroughs, and laboratory feedthroughs, flowmeters, gauges, tipping bucket rain gauge and snow gauge machines for measuring rain and snow levels, hygrometers, indicators, namely, analog indicators, analog input indicators, analog/frequency input indicators, flow/total/batch indicators, frequency input indicators, humidity and recorder indicators, loop indicators, loop powered indicators, mini indicators, modular indicators/controllers/transmitters motor rotation indicators, phase sequence indicators, ph indicators, rtd indicators used to measure the change in electrical resistance in a wire as a function of temperature, temperature indicators, thermistor indicators, moisture indicators, acidity indicators, concentration indicators, distance indicators, angle indicators, speed indicators, acceleration indicators, power indicators, pressure indicators, voltage indicators, current indicators, brightness indicators, current intensity indicators, transducer indicators and magnetic flux indicators, interfaces, isolators, namely, loop isolators, and loop powered isolators, junction boxes, namely, load cell summing junction boxes, liquid crystal label displays and temperature labels, loggers, namely, power loggers, meters, namely, ac/dc meters, ac clamp meters, air velocity meters, analog meters, benchtop meters, benchtop conductivity meters, benchtop ph meters, benchtop dissolved oxygen meters, conductivity meters, conductivity/tds meters, current meters, datalogging ph/mv meters, dc volt meters, dewpoint meters, digital meters, dissolved oxygen meters, flow meters, frequency meters, handheld meters, handheld dissolved oxygen meters, handheld conductivity meters, handheld strain gage meters, handheld humidity meters, panel instrumentation meters, laboratory conductivity meters, large display meters, load meters, loop powered meters, load cell meters, microvolt meters, miniature meters, ohm meters, panel meters for measuring physical, processing, and environmental data, panel mounted meters, ph/kv/ise meters used measure the acidity or alkalinity of a solution, ph/orp meters used to measure the acidity or alkalinity of a solution, potentiometers, portable conductivity meters, portable dissolved oxygen meters, portable ph meters, portable pressure meters, positive displacement meters, pressure meters, process meters, process instrumentation meters, quadrapture meters, rate meters, reference point meters, relative humidity meters, rtd meters, strain gauge meters, solar powered meters used for outdoor applications where ac power is not available and a wide ambient operating temperature is required, temperature meters, temperature meters using infrared technology, thermistor meters, themocouple rtd meters used to measure electrical resistance, thermocouple meters used to measure voltage output, true-rms (root mean square) meters used to measure the effective current in a circuit, turbine meters, voltage meters, plastic vortex meters used to measure the flow of liquids, harsh environment vortex meters used to measure the flow of acidic, caustic, and/or abrasive liquids, water meters, watertight ph meters, watt meters, and digital strain gauge monitor meters, mixers, namely, bung-entering mixers, and static mixers, modules, namely, intelligent control modules, isolation modules, loop isolation modules, proportional firing modules, pulse control modules, solid state i/o modules, monitors, namely, conductivity monitors, dewpoint monitors, handheld pressure monitors, handheld temperature monitor, power line monitors, multimeters, namely, digital multimeters, handheld multimeters, multi-function multimeters, and multimeters/thermometers, panels, namely, power control panels, temperature indicating pellets, namely, specific temperature turning point indicators, plotters, probes, namely, conductivity probes, surface temperature probes, and insertion temperature probes, mechanically operated current probes, profilers, namely, temperature profiler, psychrometers, namely, sling psychrometers, pumps, namely, diaphragm metering pumps, large capacity metering pumps, low flow metering magnetic drive centrifugal pumps, electronic metering pumps, microprocessor based chemical metering pumps, and chemical metering pumps, pyrometers, receivers, namely, process receivers, recorders for measuring a particular input signal over a period of time, namely, analog recorders, battery powered recorders, benchtop recorders, circular recorders, compact recorders, distributed process recorders, event recorders, flatbed recorders, function recorders, hybrid recorders, indicating recorders, ink jet recorders, microprocessor recorders, paperless recorders, ph recorders, ph recorders portable recorders, programmable recorders, temperature recorders, thermal recorders, thermal-array recorders, transient recorders, trend recorders, vertical recorders, and x-y recorders, regulators used to control and/or regulate current or flow, relays, namely, intrinsic safety relays, mechanical relays, power switching relays, solid state relays, and pump up/pump down relays, rotameters, scanners, namely, process scanners and temperature scanners, sensors, namely, conductivity sensors, bolt sensors, conductivity/resistivity sensors, displacement sensors, low flow sensors, non-contact conductivity sensors, paddlewheel sensors, torque sensors and vacuum sensors, simulators, namely, ph electrode simulator, transducer simulators, rtd simulators, and thermocouple simulators, snubbers, namely, pressure snubbers for dampening (reducing vibration through the dissipation of energy) and filtering (admitting the passage of gas or liquids) applications, sockets, namely, holders for transducers, standards for testing pressure and temperature switches, namely, benchtop pressure standards, handheld pressure standards, and melting point standards, stirrers, namely, laboratory hot plate/stirrers, switches, namely, conductivity level switches, level switches, dry material level switches, industrial flow switches, paddle type switches, pressure switches, radio frequency level switches, single station level switches, tachometers, testers, namely, conductivity testers, ph testers, pocket ph testers, solder system testers, thermistors, namely, resistive measuring sensors, thermocouples, thermocouple assemblies comprising head and well assemblies and probes, thermometers (not for medical use), thermopiles, thermostats, industrial and laboratory period timers, totalizers, namely, ratameters/totalizers, transducers, namely, air mass flow transducers, air velocity transducers, infrared transducers, pressure transducers, and torque measuring transducers, transmitters, tubing used as parts of machines and instruments, valves, namely, metering valves, and solenoid valves, voltmeters, namely, strain-gauge/micro voltmeter, wire, namely, nichrome resistance wires, sensor wires, superconductive wires, and thermocouple wires, wind stations for monitoring and recording outdoor weather conditions, wind tunnels for measuring flow rates, weather stations for monitoring and recording outdoor weather conditions, force transducers, namely, load cells, pressure test systems comprising of pressure calibrators, pressure standards for testing pressure switches, portable calibration systems comprising a handheld pressure meter, a hand pump, metal fittings, plastic tubing, and rugged carrying case, all sold as a unit; pressure sensors and pressure meters, temperature sensitive labels, namely, self-adhesive temperature monitors consisting of a heat sensitive indicator sealed under a transparent heat resistant window, used to monitor temperature by changing color when a specific temperature is exceeded, ph buffer solutions used for calibration, slip rings used to measure the rotation of objects, thermocouple blocks, namely, isothermal blocks that keep constant temperature, thermocouple heads used to protect the lead attachment, thermowells, namely, probe housings; regulation and control apparatus, namely, controllers, mass flow meters, electrical pressure switches, and temperature switches; all of the foregoing used for measuring, controlling, and/or regulating temperature, humidity, pressure, strain, force, flow, level, ph, load, vibration, electrical resistance, air velocity, amperage, frequency, voltage, ion concentration, conductivity, data acquisition, display and retrieval, and environmental technology; and prerecorded video tapes in the fields of measuring, controlling, and or regulating temperature, humidity, pressure, strain, force, flow, level, ph, load, vibration, electrical resistance, air velocity, amperage, frequency, voltage, ion concentration, conductivity, data acquisition, display and retrieval, and environmental technology