Naics code Naics crossreference
334513 Manufacturing glass hydrometers and thermometers for other non-medical uses--are classified in U.S. Industry 334519, Other Measuring and Controlling Device Manufacturing
334513 Manufacturing instruments and instrumentation systems for laboratory analysis of samples--are classified in U.S. Industry 334516, Analytical Laboratory Instrument Manufacturing
334513 Manufacturing optical alignment and display instruments, optical comparators, and optical test and inspection equipment--are classified in Industry 333310, Commercial and Service Industry Machinery Manufacturing.
334514 Manufacturing integrating meters and counters for measuring the characteristics of electricity and electrical signals--are classified in U.S. Industry 334515, Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
334514 Manufacturing instruments and devices that measure, display, or control (i.e., monitor or analyze) related industrial process variables--are classified in U.S. Industry 334513, Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables.
334515 Establishments primarily engaged in manufacturing electronic monitoring, evaluating, and other electronic support equipment for navigational, radar, and sonar systems are classified in U.S. Industry 334511, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing.
334516 Manufacturing instruments for monitoring and analyzing continuous samples from medical patients--are classified in U.S. Industry 334510, Electromedical and Electrotherapeutic Apparatus Manufacturing
334516 Manufacturing instruments and related devices that measure, display, or control (i.e., monitor or analyze) industrial process variables--are classified in U.S. Industry 334513, Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables.
334519 Manufacturing medical thermometers--are classified in U.S. Industry 339112, Surgical and Medical Instrument Manufacturing
334519 Manufacturing search, detection, navigation, guidance, aeronautical, and nautical systems and instruments--are classified in U.S. Industry 334511, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing