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发明名称
Способ обработки медно-цинковых руд
摘要
申请公布号
SU39392(A1)
申请公布日期
1934.10.31
申请号
SU19321120416
申请日期
1932.12.16
申请人
IOLKO V.M.
发明人
IOLKO V.M.
分类号
C22B4/04
主分类号
C22B4/04
代理机构
代理人
主权项
地址
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