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经营范围
发明名称
Carbon black apparatus
摘要
申请公布号
US3322506(A)
申请公布日期
1967.05.30
申请号
US19630266235
申请日期
1963.03.19
申请人
COLUMBIAN CARBON COMPANY
发明人
WEMPE ALBERT L.;JR. EARL J. ESTOPINAL,
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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