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发明名称
摘要
申请公布号
JPS5946311(U)
申请公布日期
1984.03.27
申请号
JP19820141926U
申请日期
1982.09.21
申请人
发明人
分类号
G02B7/10;G02B7/04;(IPC1-7):G02B7/04
主分类号
G02B7/10
代理机构
代理人
主权项
地址
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