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system of supplement and settlement for traffic fee using mobile communicator within IC card
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levy method of deferred payment for communication using mobile phone within card IC
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KR20010025503A
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system of supplement and settlement using mobile communicator
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method for subscription and application using mobile phone
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Apparatus and method of advicing information for marry
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Fundback system
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Transmission information enconding method
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Method and apparatus for changing class of electronic card
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Method and apparatus for changing limitation storable money
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Apparatus and method for storing an amount of money
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Method of preserving data when charging money
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