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发明名称
Service water heater
摘要
申请公布号
US1894987(A)
申请公布日期
1933.01.24
申请号
US19300467273
申请日期
1930.07.11
申请人
FUSCO RUDOLPH V
发明人
FUSCO RUDOLPH V.
分类号
F24D3/08
主分类号
F24D3/08
代理机构
代理人
主权项
地址
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