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发明名称
a keeping warm pipe cover for pipe laying
摘要
申请公布号
KR200385961(Y1)
申请公布日期
2005.06.07
申请号
KR20040022737U
申请日期
2004.08.10
申请人
发明人
分类号
E03B7/10;(IPC1-7):E03B7/10
主分类号
E03B7/10
代理机构
代理人
主权项
地址
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