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发明名称
A HOT WATER PREHEATING DEVICE FOR HOUSEHOLD BOILER
摘要
申请公布号
KR200176377(Y1)
申请公布日期
2000.03.15
申请号
KR19990022674U
申请日期
1999.10.16
申请人
SONG, HWAN JOON
发明人
SONG, HWAN JOON
分类号
F24H1/00;F24H9/00;(IPC1-7):F24H1/00
主分类号
F24H1/00
代理机构
代理人
主权项
地址
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