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PREPAYMENT SYSTEM FOR SUPPLYING WATER OR GAS BY MEANS OF A WIRELESS INTELLIGENT CARD METER FOR SAID SYSTEM

机译:用于所述系统的无线智能卡仪表的补给水系统

摘要

A PREPAYMENT SYSTEM FOR SUPPLYING WATER OR GAS BY MEANS OF A WIRELESS INTELLIGENT CARD (15) IS DESCRIBED. THE PRESENT INVENTION ALSO RELATES TO A BIDIRECTIONAL METER (18) SPECIALLY DESIGNED TO ELECTRONICALLY RECORD THE CONSUMPTION OF WATER OR GAS. FIGURE 3
机译:描述了一种通过无线智能卡(15)供应水或气体的预付款系统。本发明还涉及专门设计用于电子记录水或气体消耗的双向计量表(18)。图3

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