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经营范围
发明名称
Procédé de triage de matières pulvérulentes
摘要
申请公布号
FR844279(A)
申请公布日期
1939.07.21
申请号
FRD844279
申请日期
1938.10.04
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
B04C3/00;B04C5/18
主分类号
B04C3/00
代理机构
代理人
主权项
地址
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