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发明名称
A cleaning apparatus for a heating pipe line and a heat exchanger
摘要
申请公布号
KR20090007230(U)
申请公布日期
2009.07.17
申请号
KR20080000529U
申请日期
2008.01.14
申请人
发明人
分类号
B08B9/032;B08B9/027;F24D3/12
主分类号
B08B9/032
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代理人
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