Saccharometers; Atmospheric oxygen monitors; Carbon dioxide detectors; Carbon monoxide detectors; Electronic carbon dioxide monitors, other than for medical purposes; Fire detectors; Measuring apparatus, namely, rain gauges; Meat thermometers; Multi-function electronic device for use in children's rooms comprising a sound producing function, temperature gauge and also including a clock and nightlight; Noise level meters; Passive infrared detectors; Seismological instruments; Sensors for deter...