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发明名称
摘要
申请公布号
JPS6098812(U)
申请公布日期
1985.07.05
申请号
JP19830147534U
申请日期
1983.09.22
申请人
发明人
分类号
G02B27/22;(IPC1-7):G02B27/22
主分类号
G02B27/22
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