Altimeters; Boiler control instruments; Flow meters; Gas detectors for detecting the presence of gas; Instruments for measuring length; Instruments for detecting and measuring two-dimensional distribution of force and pressure; Instruments for measuring milk quality parameters; Measuring instrumentation and apparatus, namely, digitizers; Metering orifices, namely, orifice plates for metering or controlling the flow rate of liquids; Monitoring devices for the aquaculture industry used to monitor dissolved oxygen and temperature; Sensor chips for scientific use; Sensors and detector units for use in controlling the actuation and operation of automotive safety apparatus and equipment; Sensors for determining position, velocity, acceleration and temperature; Sensors for measuring concentrations of chemicals in water; Sensors for the determination of temperatures, positions and distances; Transmitters of electronic signals; Acceleration sensors; An optical metrology inspection system comprised of a light source, one or more cameras and sensors in communication with computer software and hardware; Automated process control system comprised of logic based hardware used to monitor the status of industrial machinery, namely, turbines, generators and compressors; Automated process control system, namely, micro-processor based hardware and software used to monitor the status of industrial processes, namely, power generation, electrical distribution and oil and gas processing; Automatic combustion control machines and instruments; Automatic fluid-composition control machines and instruments; Automatic liquid-flow control machines and instruments; Automatic liquid-level control machines and instruments; Automatic pressure control machines and instruments; Automotive measuring instruments, namely, water temperature gauges, air fuel/ratio gauges, boost gauges, vacuum gauges and exhaust gas temperature gauges; Computer monitors; Computer software to monitor and control factory manufacturing processes; Concentration meters; Coolant-temperature sensors; Digital pH meters; Digital signage monitors; Electric sensors; Electric, electronic, or electrochemical oxygen monitors and sensors for environmental use; Electrical energy utilization metering devices complete with related software; Electronic monitors and monitor modules for monitoring electric current and electrical signals; Electronic monitors for monitoring flowmeters; Electronic monitors to collect operational data and settings, including temperature data and settings, from HVAC equipment to ensure proper functioning; Electronic data relays for sensors; Electronic devices, namely, energy meters for tracking and monitoring energy usage; Electronic devices, namely, handhelds for exchanging data in energy meters or submeters; Electronic devices, namely, radio frequency repeaters used in long range communication for tracking and monitoring energy usage; Electronic magnetostrictive equipment, namely, a wave generator, wave sensor and wave analyzer; Electronic plant moisture sensor; Electronic proximity sensors and switches; Electronic-based instruments for measuring environmental parameters including humidity, mold, bacteria, air quality and water quality; Electrotechnical vibration meters; Environmental monitoring system comprised of meters and sensors that measure pressure, humidity, temperature and includes alarm and reporting functions; Flow switches for monitoring and controlling the flow of gases or liquids; Frequency meters; Gas meters; Gas sensors for measuring gas concentration; Gasometers; Gravity measuring instruments; Heat detection systems comprised of fiber optic linear loop configurations, heat detectors, monitors; Humidity sensor with integrated digital and analog output circuitry used in automotive, appliance and light industrial applications to sense both relative humidity and temperature environmental conditions; Industrial calibration sensors; Integrated boiler control systems consisting of electronic flame safeguard and modulating controls; LED position sensors; Liquid level sensors; Measuring apparatus, namely, clamp meters for measuring electricity; Measuring apparatus, namely, laser distance meters; Optical sensors; Panel meters, namely, an electronic instrument that displays an input signal in either a digital or analog form; pH meters; Pollutant sensors; Precision instruments for manipulation and positioning of microscopic objects; Pressure sensors; Pressure switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems; Pressure transducers and transmitters that convert hydraulic or pneumatic pressure into analog electrical signals for monitoring and controlling hydraulic or pneumatic systems; Proximity sensors; Radiation-measuring instruments; Remote video monitoring system consisting primarily of a camera and video monitor for recording and transmitting images to a remote location; Resistance measuring instruments; Safety sensors, namely, carbon monoxide detectors, smoke detectors, and combination carbon monoxide and smoke detectors; Scientific instrumentation for measuring concentrations of chemicals in water; Scientific instruments, namely, electronic analyzers for measuring, testing and detecting contaminants and environmental pollutants; Scientific instruments, namely, electronic analyzers for testing consumer products for the presence of contaminants; Scientific measuring instruments, namely, conductivity meters; Surveying instruments; Technical measuring, testing and checking apparatus and instruments for measuring, testing and checking the temperature, pressure, quantity and concentration of gas and liquids; Telecommunications equipment, namely, fiber-optic transceivers, fiber optic repeaters, converters and optimizers, wave division multiplexers, free-space optics transmission systems, switches including Ethernet switches and routers, fiber-to-the-home and ethernet-over-VDSL access aggregators, terminators and repeaters, and remote presence management products, namely, switches, and console, alarm, sensor and power management devices; Temperature sensors; Timing sensors; Tool measuring instruments; Ultrasonic sensors; Water testing instrumentation for monitoring and detecting contamination