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发明名称
摘要
申请公布号
JPH0622828(Y2)
申请公布日期
1994.06.15
申请号
JP19880036250U
申请日期
1988.03.18
申请人
发明人
分类号
G03B13/12;(IPC1-7):G03B13/12
主分类号
G03B13/12
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代理人
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地址
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