PROCEDIMIENTO PARA LA PREPARACIoN DE DERIVADOS DE LA 4-OXI-CUMARINA,申请号ES19300002232-传众专利搜索

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发明名称	PROCEDIMIENTO PARA LA PREPARACIoN DE DERIVADOS DE LA 4-OXI-CUMARINA
摘要
申请公布号	ES223230(A1)	申请公布日期	1956.01.01
申请号	ES19300002232	申请日期	1955.07.15
申请人	J. R. GEIGY, A.G.	发明人
分类号	(IPC1-7):C07	主分类号	(IPC1-7):C07
代理机构		代理人
主权项
地址

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