Classification Detail

This class includes: - manufacture of laboratory-type sensitive balances - manufacture of drawing, marking-out or mathematical calculating instruments: * measuring rods and tapes, micrometers, callipers and gauges etc. - manufacture of microscopes other than optical microscopes and diffraction apparatus - manufacture of apparatus for measuring and checking electrical quantities: * oscilloscopes, spectrum analyzers, crosstalk meters, instruments for checking current, voltage, resistance etc. - manufacture of apparatus for measuring or checking non-electrical quantities: * radiation detectors and counters, apparatus for testing and regulating vehicle motors etc. - manufacture of navigational, meteorological, geophysical and related instruments and apparatus: * surveying instruments, oceanographic or hydrologic instruments, seismometers, range-finders, automatic pilots, sextants, ultrasonic sounding instruments etc. * air navigation instruments and systems, radar apparatus, radio navigational aid apparatus - manufacture of electricity supply meters and supply meters for water, gas, petrol etc. - manufacture of machines and appliances for testing the mechanical properties of materials - manufacture of instruments and apparatus for carrying out physical or chemical analyses: * polarimeters, photometers, refractometers, colorimeters, spectrometers, pH-meters, viscometers, surface tension instruments etc. - manufacture of instruments and apparatus for measuring or checking the flow, level, pressure or other variables of liquids or gases: * flow meters, level gauges, manometers, heat meters etc. - manufacture of diverse measuring, checking or testing instruments, apparatus or machines: * hydrometers, thermometers, barometers, revolution counters, taximeters, pedometers, tachometers, balancing machines, test benches, comparators etc. - manufacture of automatic regulating or controlling instruments and apparatus (except industrial process control equipment): * thermostats, pressure controller, humidity regulators * regulators of electrical quantities

This class excludes: - manufacture of pumps incorporating measuring devices, see 2912 - manufacture of medical and surgical instruments, see 3311 - manufacture of industrial process control equipment, see 3313 - manufacture of binoculars, monoculars and similar optical devices, see 3320 - manufacture of optical microscopes, see 3320