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发明名称
A water pre-heating unit for a hot water tank and an electric hot water tank containing same
摘要
申请公布号
IL119984(D0)
申请公布日期
1997.04.15
申请号
IL19970119984
申请日期
1997.01.09
申请人
NEGEV SOLTECH LTD.
发明人
分类号
F24H1/20;(IPC1-7):F24H
主分类号
F24H1/20
代理机构
代理人
主权项
地址
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