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发明名称
摘要
申请公布号
JPS59147129(U)
申请公布日期
1984.10.01
申请号
JP19830039718U
申请日期
1983.03.22
申请人
发明人
分类号
G03B11/00;G03B17/12;(IPC1-7):G03B17/12
主分类号
G03B11/00
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代理人
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