{HEAD ~ The portable payment terminal} or the stationary base terminal include means for storing the binary messages and {TAIL ~ means} for deactivating the central unit such that the radio transmit receive module is operable only when the central unit is deactivated 
include
{ HEAD ~ The portable payment terminal } or the stationary base terminal include means for storing the binary messages and { TAIL ~ means } for deactivating the central unit such that the radio transmit receive module is operable only when the central unit is deactivated
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