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发明名称
A WAVELIKE POLYETHYLENE PERFORATED-PIPE
摘要
申请公布号
KR200375808(Y1)
申请公布日期
2005.03.11
申请号
KR20040032305U
申请日期
2004.11.15
申请人
发明人
分类号
F16L9/12;B29D23/00;B29D23/18;(IPC1-7):F16L9/12
主分类号
F16L9/12
代理机构
代理人
主权项
地址
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