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发明名称
Verfahren zur Herstellung eines sulfonsäuregruppenfreien Monoazofarbstoffes der Pyrazolonreihe.
摘要
申请公布号
CH253402(A)
申请公布日期
1948.02.29
申请号
CHD253402
申请日期
1946.01.31
申请人
J. R. GEIGY AG.
发明人
AG. J. R. GEIGY
分类号
C09B29/02
主分类号
C09B29/02
代理机构
代理人
主权项
地址
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