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发明名称
摘要
申请公布号
JPH01121962(U)
申请公布日期
1989.08.18
申请号
JP19870192408U
申请日期
1987.12.17
申请人
发明人
分类号
G11B7/12;H01S3/10;(IPC1-7):H01S3/10
主分类号
G11B7/12
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代理人
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