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经营范围
发明名称
Metallized orange to brown azo dyes
摘要
申请公布号
US2120799(A)
申请公布日期
1938.06.14
申请号
US19350034598
申请日期
1935.08.03
申请人
THE CALCO CHEMICAL COMPANY, INC.
发明人
CROSSLEY MOSES L.;SHAFER LINCOLN M.
分类号
C09B45/14
主分类号
C09B45/14
代理机构
代理人
主权项
地址
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