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发明名称
MANUFACTURING METHOD OF HIGH DENSITY OPTICAL RECORDING MEDIUM
摘要
申请公布号
EP0418897(A3)
申请公布日期
1992.07.15
申请号
EP19900118139
申请日期
1990.09.20
申请人
SONY CORPORATION
发明人
KASHIWAGI, TOSHIYUKI
分类号
G11B7/26;(IPC1-7):G11B7/26
主分类号
G11B7/26
代理机构
代理人
主权项
地址
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