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经营范围
发明名称
Controlled atmosphere furnace construction and operation
摘要
申请公布号
US2126534(A)
申请公布日期
1938.08.09
申请号
US19360081280
申请日期
1936.05.22
申请人
THE ELECTRIC FURNACE COMPANY
发明人
COPE FRANK T.
分类号
C21D1/74
主分类号
C21D1/74
代理机构
代理人
主权项
地址
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