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经营范围
发明名称
Water heater
摘要
申请公布号
US2558971(A)
申请公布日期
1951.07.03
申请号
US19450616865
申请日期
1945.09.17
申请人
LUNDSTRUM ALLAN W
发明人
LUNDSTRUM ALLAN W.
分类号
F24H1/20
主分类号
F24H1/20
代理机构
代理人
主权项
地址
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