Analytical Instrumentation-Namely, Mass Spectrographs and Parts Thereof; Gas and Liquid Chromatographs and Parts Thereof; Electron, Photo-Electron, X-Ray Photo-Electron, Ion Mass, and Ion Scattering Spectroscopes and Parts Thereof; and Scanning Microscopes and Parts Thereof; Measuring and Indicating Instrumentation-Namely, Temperature Sensors and Indicators; Fluid Pressure Sensors and Indicators; Strain and Torque Sensors and Indicators; Fluid Supply Measurement Sensors and Indicators; Tachometer and Shaft Position Sensors and Indicators; Voltmeters, Ammeters, and Volt-Amp Meters; and Electrical Power Indicators and Controls; Visual Display Instrumentation-Namely, Cathode Ray Tube Monitor and Display Units for Electronically- and Computer-Generated Images and Graphic Data; Electronic Image and Graphic Data Generators; Computer-Aided Design and Manufacturing Monitors and Displays; and Operational Simulator Monitors and Displays; and Computer Products and Systems-Namely, Computers; Computer Processor Hardware and Firmware Modules; Computer-Based Industrial Plant and Process Controls; and Computer-Based Laboratory Analysis, Test, and Process Controls