发明名称 INTERNET ELECTRONIC COMMERCIAL TRANSACTION SYSTEM AND METHOD USING CARD PAYING SYSTEM AND MATRIX MAPPING
摘要 The annunciator includes a visual display, wireless receiving circuitry for receiving, from a host device, data including selected information to be displayed, and software and/or hardware for maintaining the selected information displayed on the visual display of the annunciator. The circuitry of the annunciator can include wireless transmitting circuitry. Further the annunciator can have mounting structure, such as a magnet for mounting the annunciator to a wall surface, such as a refrigerator door.
申请公布号 KR20010105951(A) 申请公布日期 2001.11.29
申请号 KR20000027085 申请日期 2000.05.19
申请人 NETMEDIATECHNOLOGY CO., LTD. 发明人 KIM, BONG GI
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