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发明名称
Furnace
摘要
申请公布号
US1974143(A)
申请公布日期
1934.09.18
申请号
US19320619386
申请日期
1932.06.27
申请人
COLUMBUS HEATING AND VENTILATING COMPANY
发明人
SPENCER RAYMOND M.
分类号
F23L9/00
主分类号
F23L9/00
代理机构
代理人
主权项
地址
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