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发明名称
Circulator casing for heaters
摘要
申请公布号
US1945966(A)
申请公布日期
1934.02.06
申请号
US19310559033
申请日期
1931.08.24
申请人
BRACKETT LEON E
发明人
BRACKETT LEON E.
分类号
F24B7/02
主分类号
F24B7/02
代理机构
代理人
主权项
地址
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