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发明名称
Dispositif pour l'ouverture rapide des fours électriques à arc
摘要
申请公布号
FR855303(A)
申请公布日期
1940.05.08
申请号
FRD855303
申请日期
1939.01.23
申请人
COMPAGNIE ELECTRO-MECANIQUE
发明人
分类号
F27B3/12;F27D1/18
主分类号
F27B3/12
代理机构
代理人
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