| 摘要 |
FIELD: electronic cards with chips or smart cards. SUBSTANCE: device has several electronic money funds and interface devices. Each electronic money fund has memory unit, which stores data about accumulated money, data about its own class together with list of friend classes which can receive transfers from this money fund. EFFECT: increased precision for controlling transfer between money funds. 12 cl, 1 dwg, 1 tbl, 1 ex
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