Coin-box reverse charging and other facilities - employs credit card scan and user dialled code into exchange store to verify user

摘要

The coin box telephone automatically scand a credit card provides the caller with charging information and allows the called subscribers meter to be charged. The credit card scan by the coin box telephone provides the exchange common control stores with an identification signal and the user of the coin box must also dial in a user code to gain access to the reverse charging and special facilities. The coin box unit is equipped with a slit into which the credit card is put for scanning. The coin box telephone is connected to the switch block and through it is connected to the common controls and for the special credit card facilities it is able to access the supplementary storage so that card identification, user code etc. can be stored directed to the common control and output to the called subscribers metering equipment or other facilities.