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发明名称
Carbon black process
摘要
申请公布号
US2851337(A)
申请公布日期
1958.09.09
申请号
US19510243019
申请日期
1951.08.22
申请人
COLUMBIAN CARBON COMPANY
发明人
HELLER GEORGE L.
分类号
C09C1/50
主分类号
C09C1/50
代理机构
代理人
主权项
地址
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