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发明名称
Устройство для автоматического регулирования дуговых печей
摘要
申请公布号
SU72777(A1)
申请公布日期
1947.11.30
申请号
SU19440005280
申请日期
1944.07.08
申请人
EFROJMOVICH YU.E.
发明人
EFROJMOVICH YU.E.
分类号
F27D11/10;F27D19/00
主分类号
F27D11/10
代理机构
代理人
主权项
地址
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