Alarms; Acoustic alarms; Answering machines; Apparatus for generating gas for calibration purposes; Audio interfaces; Audio- and video-receivers; Baby monitors; Barometers; Batteries, electric; Battery chargers; Biochips; Black boxes [data recorders]; Blueprint apparatus; Boiler control instruments; Calculating devices; Calorimeters; Cameras [photography]; Chemistry apparatus and instruments; Chronographs [time recording apparatus]; Climate control digital thermostats; Computer game software,...