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经营范围
发明名称
Metallurgical furnace
摘要
申请公布号
US2051463(A)
申请公布日期
1936.08.18
申请号
US19330703033
申请日期
1933.12.19
申请人
FEDERATED METALS CORPORATION
发明人
BARKER PIERCE
分类号
F27B3/20;F27B14/00
主分类号
F27B3/20
代理机构
代理人
主权项
地址
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