The system includes a key lock which must have a key connected to the lock in order to move the lock from a locked condition to an unlocked condition and a power source switch that automatically de activates the mobile phone whenever {HEAD ~ a power source} of the phone is removed from {TAIL ~ the phone} 
is removed from
The system includes a key lock which must have a key connected to the lock in order to move the lock from a locked condition to an unlocked condition and a power source switch that automatically de activates the mobile phone whenever { HEAD ~ a power source } of the phone is removed from { TAIL ~ the phone }
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