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发明名称
摘要
申请公布号
JPH0655143(U)
申请公布日期
1994.07.26
申请号
JP19930000223U
申请日期
1993.01.08
申请人
发明人
分类号
G03B17/28;(IPC1-7):G03B17/28
主分类号
G03B17/28
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代理人
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