A

Measuring and Controlling Devices, NEC

Aircraft and Motor Vehicle Measurement Equipment

Alcohol Breath Detectors Manufacturers

Anemometers Manufacturers

Automatic Turnstiles and Related Apparatus

Compasses Manufacturers

Gas Detectors

Gauging Instruments, Thickness Ultrasonic

Geophysical or Meteorological Electronic Equipment

Hardness Testing Equipment

Instrument Board Gauges, Automotive: Computerized

Ion Chambers

Measuring/Controlling Devices (Unclassified) Manufacturers

Medical Diagnostic Systems, Nuclear

Meteorological Instruments

Nuclear Instrument Modules

Nuclear Radiation and Testing Apparatus

Physical Property Testing Equipment

Plotting Instruments, Drafting and Map Reading

Polygraph Devices

Pressure Transducers

Radioactivity Instruments Supplies and Service

Seismograph Equipment and Supplies Manufacturers

Spectrometers, Liquid Scintillation and Nuclear

Stress, Strain, and Flaw Detecting/Measuring Equipment

Surveying Instruments Manufacturers

Temperature Sensors, Except Industrial Process and Aircraft

Testing Apparatus Manufacturers

Testing Equipment: Abrasion, Shearing Strength, Etc.

Thermocouples

Thermometer Wells Manufacturers

Transits, Surveyors'

Vibration Meters, Analyzers, and Calibrators

Weather Tracking Equipment

Wind Direction Indicators