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发明名称
摘要
申请公布号
JPH0337672(U)
申请公布日期
1991.04.11
申请号
JP19890094259U
申请日期
1989.08.10
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发明人
分类号
G11B23/03;(IPC1-7):G11B23/03
主分类号
G11B23/03
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