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发明名称
摘要
申请公布号
JPS6019011(U)
申请公布日期
1985.02.08
申请号
JP19830110241U
申请日期
1983.07.18
申请人
发明人
分类号
G02B6/44;(IPC1-7):G02B6/44;G02B6/16
主分类号
G02B6/44
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