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发明名称
摘要
申请公布号
JPS601694(B2)
申请公布日期
1985.01.17
申请号
JP19770033560
申请日期
1977.03.26
申请人
SONY CORP
发明人
SAITO ETSURO;OGAWA RYUTARO;OOISHI KAZUHIRO;SASAKI TAKAYUKI
分类号
G11B15/29
主分类号
G11B15/29
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代理人
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