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发明名称
Improvements relating to domestic and like water-heating systems
摘要
申请公布号
GB373790(A)
申请公布日期
1932.06.02
申请号
GB19310016369
申请日期
1931.06.04
申请人
JOHN HENRY ELSY;JOHN HENRY GIBBONS
发明人
分类号
F24D3/08
主分类号
F24D3/08
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