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发明名称
Draft diverter
摘要
申请公布号
US1983515(A)
申请公布日期
1934.12.11
申请号
US19300434680
申请日期
1930.03.10
申请人
THE PENNSYLVANIA FURNACE & IRON COMPANY
发明人
ANDERSEN CHRISTIAN S.
分类号
F23M9/00
主分类号
F23M9/00
代理机构
代理人
主权项
地址
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