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发明名称
Water heater system
摘要
申请公布号
US2591400(A)
申请公布日期
1952.04.01
申请号
US19470746760
申请日期
1947.05.08
申请人
A. O. SMITH CORPORATION
发明人
BURKLIN ADOLF J.
分类号
F24D17/00
主分类号
F24D17/00
代理机构
代理人
主权项
地址
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