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发明名称
Method, computer, and program for content retrieval and payment
摘要
申请公布号
EP1347617(A3)
申请公布日期
2004.03.31
申请号
EP20030251680
申请日期
2003.03.18
申请人
SONY CORPORATION
发明人
UKITA, MASAKAZU
分类号
G06F21/10;G06Q20/00;G06Q20/12;G06Q30/06;G06Q50/00;G07F17/16;H04L12/14;(IPC1-7):H04L29/06;G06F17/60
主分类号
G06F21/10
代理机构
代理人
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