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发明名称
UN PROCEDIMIENTO PARA LA PREPARACIoN DE COLORANTES SULFUROSOS
摘要
申请公布号
ES202581(A1)
申请公布日期
1952.08.16
申请号
ES19810002025
申请日期
1952.03.21
申请人
J. R. GEIGY, A.G.
发明人
分类号
(IPC1-7):C09
主分类号
(IPC1-7):C09
代理机构
代理人
主权项
地址
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