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发明名称
BINARY CODED DIGITAL OPTICAL RECORD
摘要
申请公布号
GB1570799(A)
申请公布日期
1980.07.09
申请号
GB19770052536
申请日期
1977.12.16
申请人
JACOBS E
发明人
分类号
G11B7/24;G11B7/013;G11B20/14;(IPC1-7):G06K1/12
主分类号
G11B7/24
代理机构
代理人
主权项
地址
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