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经营范围
发明名称
Metallurgical furnace
摘要
申请公布号
US2489459(A)
申请公布日期
1949.11.29
申请号
US19440531210
申请日期
1944.04.15
申请人
METALLURGICAL PROCESSES CO.
发明人
NESS HAROLD J.;THOMAS CHARLES E.
分类号
C21D9/00
主分类号
C21D9/00
代理机构
代理人
主权项
地址
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