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发明名称
摘要
申请公布号
JP3642525(B1)
申请公布日期
2005.04.27
申请号
JP20030385096
申请日期
2003.11.14
申请人
发明人
分类号
E04G15/06;E04G17/00;F16L5/00;(IPC1-7):E04G15/06
主分类号
E04G15/06
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代理人
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