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US07284270B2 IC card and card certification method 失效
IC卡和卡认证方法

IC card and card certification method
摘要:
An IC card comprising: a core layer comprising therein an electronic element having a memory medium; an image receptive layer recording at least either text information or image information; and an optical variation element layer comprising an optical variation element, wherein the memory medium stores a characteristic information of the optical variation element layer and at least either the text information or the image information.
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