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发明名称
USAGE MANAGEMENT METHOD AND USAGE MANAGEMENT APPARATUS
摘要
申请公布号
EP1488420(B1)
申请公布日期
2012.05.09
申请号
EP20030743630
申请日期
2003.03.07
申请人
PANASONIC CORPORATION
发明人
YAMAOKA, MASARU;YUMIBA, TAKASHI;NAGAI, TAKAHIRO;ISHIHARA, HIDESHI
分类号
G11B20/00;G06F21/00;G11B7/005;G11B7/007;G11B7/013;G11B23/28;G11B27/034;G11B27/30
主分类号
G11B20/00
代理机构
代理人
主权项
地址
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