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经营范围
发明名称
摘要
申请公布号
JPS5626887(B2)
申请公布日期
1981.06.22
申请号
JP19750112429
申请日期
1975.09.16
申请人
发明人
分类号
G11B5/105;G11B5/10
主分类号
G11B5/105
代理机构
代理人
主权项
地址
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