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经营范围
发明名称
Cast basalt incased pipe
摘要
申请公布号
KR200443723(Y1)
申请公布日期
2008.07.30
申请号
KR20070001523U
申请日期
2007.01.26
申请人
发明人
分类号
F16L9/147;F16L9/00
主分类号
F16L9/147
代理机构
代理人
主权项
地址
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