9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
[ air analysis apparatus; ] gas detectors for detecting the presence of gas; gas detectors for detecting and locating gas leaks, gas testing instruments, namely, apparatus for testing gas; gas analysis apparatus and instruments; [ fire detection apparatus and instruments, namely, sensors for detecting the presence of fire; ] apparatus and instruments for the measurement and/or monitoring of gas, namely, detectors and apparatus for monitoring the presence, build-up and concentration of gas and detectors and apparatus for measuring gas; [ apparatus and instruments for the measurement and/or monitoring of atmospheric pressure, temperature and/or humidity ]
37
Building construction; repair; installation services
[ building construction services; ] [ repair, ] maintenance and installation of instruments and apparatus for the detection, measuring and analysis of gas, fire, atmospheric pressure, temperature or humidity [; information, advisory and consultancy services for all the foregoing ]