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经营范围
发明名称
COLORANTS POLYAZOIQUES
摘要
申请公布号
BE784510(A1)
申请公布日期
1972.12.07
申请号
BE19720784510
申请日期
1972.06.07
申请人
FARBENFABRIKEN BAYER A.G., A LEVERKUSEN (ALLEMAGNE),
发明人
分类号
C09B35/46;(IPC1-7):C09B/
主分类号
C09B35/46
代理机构
代理人
主权项
地址
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