TAXATION INITIALIZATION DEVICE FOR A PUBLIC TELEPHONE STATION

摘要

THE PRESENT INVENTION CONCERNS A DEVICE FOR INITIALIZING TELEPHONE TAXATION FOR A PUBLIC TELEPHONE STATION. / P P THE INITIALIZATION DEVICE ESSENTIALLY INCLUDES AN INTERFERENCE CIRCUIT 42 WHICH IS INSERTED ON LINE 26 WHEN THE COMBIN IS REMOVED. AND WHICH IS INHIBITED ONLY WHEN THE USER HAS ACTUATED A PUSH BUTTON 20, AND A CIRCUIT FOR INHIBITING THE MICROPHONE 42 WHICH IS INSERTED WHEN THE USER COMPRISES THE NUMBER CALLED AND WHICH INHIBITS AT THE SAME TIME AS THE CIRCUIT 42. THE TAXATION BEGINS WHEN THE BUTTON 20 IS ACTUATED.