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经营范围
发明名称
Système régulateur pour électrode mobile de four à arc électrique
摘要
申请公布号
FR950467(A)
申请公布日期
1949.09.28
申请号
FRD950467
申请日期
1947.07.29
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
分类号
H05B7/152
主分类号
H05B7/152
代理机构
代理人
主权项
地址
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