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发明名称
POLYETHYLENE TUBE FOR UNDERLAYING IN GROUND EASY POSITION DETECTING
摘要
申请公布号
KR200444885(Y1)
申请公布日期
2009.04.07
申请号
KR20070016076U
申请日期
2007.10.02
申请人
发明人
分类号
F16L11/12;E03B7/09;F16L1/11
主分类号
F16L11/12
代理机构
代理人
主权项
地址
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