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发明名称
摘要
申请公布号
JPS5325262(B2)
申请公布日期
1978.07.26
申请号
JP19710085848
申请日期
1971.10.28
申请人
发明人
分类号
G04C15/00;G04C23/06;(IPC1-7):G04C15/00
主分类号
G04C15/00
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代理人
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