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发明名称
Water heater
摘要
申请公布号
US1779937(A)
申请公布日期
1930.10.28
申请号
US19280295134
申请日期
1928.07.25
申请人
HUDSON ELECTRICAL HEATING CORPORATION
发明人
HOLINGER EMIL F.
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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