GLUTARALDEMETER

apparatus for analysing or detecting liquids or gases or substances in liquids or gases; alcohol and drugs testing equipment and breathing tubes for such equipment; electronic calculators for estimating liquid or gas analysis; proximity detectors and control circuits for use in connection with motor vehicles; apparatus for sensing presence of movement of human beings; electrical or electronic control apparatus; alarms and gates for controlling the movement of human beings and/or motor vehicles; microphones; audio signal processing apparatus; all being in the form of a meter or incorporating a meter; parts and fittings for all the aforesaid goods