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发明名称
DIGITAL DATA RECORDING DISK
摘要
申请公布号
JPH0636464(A)
申请公布日期
1994.02.10
申请号
JP19920215436
申请日期
1992.07.21
申请人
SONY CORP
发明人
CHIAKI SUSUMU
分类号
G11B20/12;(IPC1-7):G11B20/12
主分类号
G11B20/12
代理机构
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