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经营范围
发明名称
Disazo dyes
摘要
申请公布号
US2244340(A)
申请公布日期
1941.06.03
申请号
US19390305658
申请日期
1939.11.22
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
ROSSANDER SWANIE S.;KVALNES DONOVAN E.
分类号
C09B35/02;C09B35/04
主分类号
C09B35/02
代理机构
代理人
主权项
地址
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