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发明名称
Improvements in and relating to automatic controlling devices for gas-heated liquid heaters
摘要
申请公布号
GB367316(A)
申请公布日期
1932.02.18
申请号
GB19310031166
申请日期
1931.11.10
申请人
HUGO JUNKERS
发明人
分类号
C07C51/02;F24H9/20
主分类号
C07C51/02
代理机构
代理人
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