R

Scientific, Electrical and Electronic Apparatus and Instruments-Namely, Temperature Sensors; Pressure Sensors; Differential Pressure Sensors; Air Data Sensors; Altimeters for Aircraft; Pressure Sensor Calibrators; Electrical Resistance Bridges; Resistance Bridge Calibrators; Temperature Sensor Calibration Baths; Ice Detectors; Pitot Tubes for Aircraft; Pitot Static Tubes for Aircraft; Angle of Attack and Angle of Sideslip Sensors and Indicators for Aircraft; Stall Warners for Aircraft; Ice Detectors for Aircraft; Total Temperature Sensors for Aircraft; Indicators, Amplifiers and Signal Conditioning Circuits for Temperature Sensors, Pressure Sensors, Flow Sensors and Air Data Sensors; Flow Sensors Current Controllers for Converting Resistance, Millivolt or Thermocouple Inputs to Current; Current to Pressure Converters; Instrumentation Power Supplies; Pressure Transmitters for High Pressure Extruders; Process Controllers for Monitoring and/or for Controlling Parameter Values in Industrial Processes in Response to Temperature, Pressure, Flow and Other Transducer Signals; Analog and Digital Monitors and/or Controllers for Use with Process Control Instrumentation; Digital Computers for Control of Industrial Processes; and Telemetering Circuits Used with Temperature Sensors, Pressure Sensors, Flow Sensors and Other Transducers