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发明名称
摘要
申请公布号
JPS545910(U)
申请公布日期
1979.01.16
申请号
JP19770078998U
申请日期
1977.06.16
申请人
发明人
分类号
E04B1/94;E04B1/88;E04C2/04;E04C2/26;(IPC1-7):E04B1/88
主分类号
E04B1/94
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