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经营范围
发明名称
Procédé de travail de fours à arc électriques
摘要
申请公布号
FR894725(A)
申请公布日期
1945.01.04
申请号
FRD894725
申请日期
1943.05.14
申请人
OBERHU:TTEN VEREINIGTE OBERSCHLESISCHE HU:TTENWERKE AKTIENGESELLSCHAFT
发明人
分类号
H05B7/02
主分类号
H05B7/02
代理机构
代理人
主权项
地址
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