Abstract: A control unit and dispensers for a gasoline station providing for prepayment at a single control of fuel dispensing at each of a plurality of dispensers, and automatic payout of change whenever a customer does not take all of the gasoline paid for. A control unit for introducing credits into a selected dispenser and removing credits from the dispenser (i.e., debiting the selected dispenser), and recording credits and debits.
Abstract: An automatic gasoline dispenser receiving tokens from customers and paying out change to the nearest penny for gasoline purchased but not dispensed. A dispenser with an accuracy of one four hundredth of a gallon and indicating volume dispensed to one four hundredth of a gallon. An automatic dispenser deliverying gasoline to the last full cent when the total amount purchased is taken by the customer.