KR20100094187A
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Apparatus for learning an object using an board
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KR100913817B1
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Apparatus and method for delivering message for interactive toy
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KR20100034454A
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Internet protocol tv system
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KR20090120712A
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Apparatus and method to display advertizement data linked to contents
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KR20090103321A
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Daily contents updating teller toy and method for operating the same
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KR20090092464A
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Reading management system including Pattern recognition optical sensor
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KR20090092463A
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Providing system of contents for the blind
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KR20090088568A
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A providing system of menu information
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KR20090088570A
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Conversation type toy for small sum settlement
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KR20090088591A
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Rovatar and method for managing of day planing using conversation type toy
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KR20090088592A
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Absence management system using conversation type toy and method for management of attendance
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KR20090088566A
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System and method for navigating and device information using teller toy
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KR20090088567A
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A quantity-of-exercise managing teller toy and method for operating the same
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KR20090088569A
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A interactive toy and method for friends registration using the same
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KR20090088590A
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Dialogue learning system
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KR20090044627A
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User created contents smart opitc pen and the method for operating the same
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KR20090011705A
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Electronic door lock capable of communication in several and the method for operating the same
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KR20090002251A
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Learning device which is possible to use using state data and the method for operating the same
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KR20090002177A
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Real-time full duplex learning system and method
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KR20090002015A
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The system and method of managing the physical activity record using rfid
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