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发明名称
摘要
申请公布号
JP2975929(B1)
申请公布日期
1999.11.10
申请号
JP19980166142
申请日期
1998.05.29
申请人
发明人
分类号
E04G7/28;(IPC1-7):E04G7/28
主分类号
E04G7/28
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