Naics index Naics index description
334515 Radiofrequency oscillators manufacturing
334515 Recorders, oscillographic, manufacturing
334515 Relays (except electrical, electronic), instrument, manufacturing
334515 Resistance measuring equipment manufacturing
334515 Semiconductor test equipment manufacturing
334515 Shunts, instrument, manufacturing
334515 Signal generators and averagers manufacturing
334515 Spark plug testing instruments, electric, manufacturing
334515 Spectrum analyzers manufacturing
334515 Standards and calibration equipment for electrical measuring manufacturing