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发明名称
Preheating air circulation device of pigsty
摘要
申请公布号
KR200448389(Y1)
申请公布日期
2010.04.08
申请号
KR20070016879U
申请日期
2007.10.18
申请人
发明人
分类号
A01K1/00
主分类号
A01K1/00
代理机构
代理人
主权项
地址
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