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发明名称
Improvements in apparatus for manufacture of carbon black
摘要
申请公布号
GB654865(A)
申请公布日期
1951.07.04
申请号
GB19480032715
申请日期
1948.12.17
申请人
COLUMBIAN CARBON COMPANY
发明人
分类号
C09C1/50
主分类号
C09C1/50
代理机构
代理人
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