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发明名称
Water heater
摘要
申请公布号
US1844776(A)
申请公布日期
1932.02.09
申请号
US19300478182
申请日期
1930.08.27
申请人
ARTHUR MCELROY JAMES
发明人
MCELROY JAMES ARTHUR
分类号
F28B1/02
主分类号
F28B1/02
代理机构
代理人
主权项
地址
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