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经营范围
发明名称
Process of treating lead ores
摘要
申请公布号
GB757946(A)
申请公布日期
1956.09.26
申请号
GB19540012190
申请日期
1954.04.27
申请人
METALLGESELLSCHAFT AKTIENGESELLSCHAFT
发明人
分类号
C22B13/00;C22B13/02
主分类号
C22B13/00
代理机构
代理人
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地址
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