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摘要
申请公布号
JPS59142920(U)
申请公布日期
1984.09.25
申请号
JP19830034024U
申请日期
1983.03.11
申请人
发明人
分类号
G02B7/182;G02B7/18;G11B7/08;G11B7/09;(IPC1-7):G11B7/08
主分类号
G02B7/182
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