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发明名称
PROCESS FOR PREPARING REACTIVE XANTHENE DYESTUFFS
摘要
申请公布号
GB1471452(A)
申请公布日期
1977.04.27
申请号
GB19740032680
申请日期
1974.07.24
申请人
HOECHST AG
发明人
分类号
C09B62/503;C09B62/443;(IPC1-7):C09B57/00;C09B62/44
主分类号
C09B62/503
代理机构
代理人
主权项
地址
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