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发明名称
摘要
申请公布号
JPS57187303(U)
申请公布日期
1982.11.27
申请号
JP19810078074U
申请日期
1981.05.23
申请人
发明人
分类号
E04B1/58;E04B1/00;E04B1/24;E04B1/38;(IPC1-7):E04B1/40
主分类号
E04B1/58
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