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发明名称
Azo dyes
摘要
申请公布号
US2249045(A)
申请公布日期
1941.07.15
申请号
US19390294430
申请日期
1939.09.12
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
ROSSANDER SWANIE S.;KVALNES DONOVAN E.;SPARKS CHILES E.
分类号
C09B35/56
主分类号
C09B35/56
代理机构
代理人
主权项
地址
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