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发明名称
Improvements in or relating to electric water heaters
摘要
申请公布号
GB328802(A)
申请公布日期
1930.05.08
申请号
GB19290014088
申请日期
1929.05.06
申请人
HERBERT HENRY BERRY;CLAUDE ARTHUR PAINTON
发明人
分类号
F24H9/18
主分类号
F24H9/18
代理机构
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