Manually operated computing apparatus, namely, adding machines; Electric accumulators; Fire alarms, alarms for the detection of inflammable gases, smoke detectors; Anti-theft warning apparatus and other security systems and installations, namely, burglar alarms; Boiler control instruments, namely, electric controls for boilers; Camcorders; Cameras for photography; Central processing units; Gas chromatography apparatus for natural gas; Clothing for protection against fire; Coin-operated gates ...