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发明名称
Assembling type material stairs
摘要
申请公布号
KR200385098(Y1)
申请公布日期
2005.05.25
申请号
KR20040037191U
申请日期
2004.12.29
申请人
发明人
分类号
E04F11/02
主分类号
E04F11/02
代理机构
代理人
主权项
地址
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