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发明名称
SCHEIBENFOERMIGES MASTER-AUFZEICHNUNGSMEDIUM FUER OPTISCHE AUFZEICHNUNG
摘要
申请公布号
AT365810(B)
申请公布日期
1982.02.25
申请号
AT19780002318
申请日期
1978.04.03
申请人
SONY CORPORATION
发明人
分类号
G11B7/26;G03C1/825;G11B7/24;G11B7/252;G11B7/254;(IPC1-7):G11B7/00
主分类号
G11B7/26
代理机构
代理人
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地址
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