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经营范围
发明名称
Procédé pour la production du noir de fumée
摘要
申请公布号
FR717607(A)
申请公布日期
1932.01.12
申请号
FRD717607
申请日期
1931.05.26
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
C09C1/52
主分类号
C09C1/52
代理机构
代理人
主权项
地址
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