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发明名称
P-nitro-o-trifluoromethyl benzeneazo-n-beta-cyanoethyl-n-hydroxyalkylaniline dye compounds
摘要
申请公布号
US2492972(A)
申请公布日期
1950.01.03
申请号
US19460686439
申请日期
1946.07.26
申请人
EASTMAN KODAK COMPANY
发明人
DICKEY JOSEPH B.
分类号
C07C255/24;C09B29/08
主分类号
C07C255/24
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代理人
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