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发明名称
Improvements in the manufacture and production of lampblack
摘要
申请公布号
GB325207(A)
申请公布日期
1930.02.03
申请号
GB19300001706
申请日期
1928.08.03
申请人
I.G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
C09C1/54
主分类号
C09C1/54
代理机构
代理人
主权项
地址
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