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发明名称
A process for the production of gas black
摘要
申请公布号
GB500467(A)
申请公布日期
1939.02.09
申请号
GB19380027557
申请日期
1938.09.21
申请人
AUERGESELLSCHAFT 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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