Improvement in the manufacture of 3-substituted 4-hydroxycoumarins,申请号US19530344208-传众专利搜索

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发明名称	Improvement in the manufacture of 3-substituted 4-hydroxycoumarins
摘要
申请公布号	US2752360(A)	申请公布日期	1956.06.26
申请号	US19530344208	申请日期	1953.03.23
申请人	S. B. PENICK & COMPANY, INCORPORATED	发明人	STARR DONALD F.;SANTO CARMINE C. DI
分类号	C07D311/46	主分类号	C07D311/46
代理机构		代理人
主权项
地址

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