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发明名称
摘要
申请公布号
JP3056828(B2)
申请公布日期
2000.06.26
申请号
JP19910145628
申请日期
1991.05.21
申请人
发明人
分类号
E04D5/14;E04D5/10;(IPC1-7):E04D5/14
主分类号
E04D5/14
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代理人
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