The invention concerns a payment system for discotheques, leisure parks, department stores, restaurants, etc., in which the service rendered are stored by a pocket-programmable device (4) on a chip board (1) and are calculated by a cash computer (10).
申请公布号
DE4220809(A1)
申请公布日期
1994.01.05
申请号
DE19924220809
申请日期
1992.06.25
申请人
STOERKLE, BENNO, 88633 HEILIGENBERG, DE;WALDORF, RALPH, 78333 STOCKACH, DE
发明人
STOERKLE, BENNO, 88633 HEILIGENBERG, DE;WALDORF, RALPH, 78333 STOCKACH, DE
