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发明名称
Устройство для сигнализации в доменном цеху металлургических заводов
摘要
申请公布号
SU31236(A1)
申请公布日期
1933.07.31
申请号
SU19310096415
申请日期
1931.10.23
申请人
PLINK YA.A.
发明人
PLINK YA.A.
分类号
F27D21/04
主分类号
F27D21/04
代理机构
代理人
主权项
地址
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