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发明名称
Control for hot water heating system
摘要
申请公布号
US2753120(A)
申请公布日期
1956.07.03
申请号
US19510247734
申请日期
1951.09.21
申请人
OSCAR F. CARLSON COMPANY
发明人
CARLSON OSCAR F.
分类号
F24D3/10;F24D19/10
主分类号
F24D3/10
代理机构
代理人
主权项
地址
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