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经营范围
发明名称
Improvements in or relating to a hood type furnace
摘要
申请公布号
GB628569(A)
申请公布日期
1949.08.31
申请号
GB19460023824
申请日期
1946.08.12
申请人
LEE WILSON ENGINEERING COMPANY, INC.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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