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发明名称
摘要
申请公布号
JPS5560108(U)
申请公布日期
1980.04.24
申请号
JP19780144332U
申请日期
1978.10.19
申请人
发明人
分类号
G02C1/08;G02C1/00;G02C5/00;(IPC1-7):G02C1/00
主分类号
G02C1/08
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代理人
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