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发明名称
PREPARATIONS DE COLORANTS ET LEUR PROCEDE D'OBTENTION
摘要
申请公布号
BE750232(A1)
申请公布日期
1970.11.12
申请号
BED750232
申请日期
1970.05.11
申请人
CIBA S.A., A BALE, SUISSE,
发明人
分类号
C09B67/42;D06P1/647;D06P1/92;(IPC1-7):D06P/
主分类号
C09B67/42
代理机构
代理人
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