CARD-TYPE INFORMATION STORING MEDIUM, MANUFACTURING METHOD THEREFOR, AND READING DEVICE THEREFOR
PROBLEM TO BE SOLVED: To provide a card-type information storing medium which shows outstanding information concealing properties and extreme duplication difficulty as well as a manufacturing method therefor and a reading device for the card- type information storing medium. SOLUTION: This card-type...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
28.08.2002
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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