Anti-theft apparatus; Digital electric locks; Radio-frequency controlled locks; Electronic locks for locker; Digital doorlock apparatus for reconizing face; Electric doorlocks; Electrical lock actuators; Elcetric keys; Electric locks; Digital doorlock system for reconizing finger prints; Burglar alarms; Invader sensors; Anti-intrusion alarms; Electrical controllers; Electical controlling devices; Switchover apparatus for emergency power supply; Electic power distribution and control devices; ...

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