Methanol extraction of cascara sagrada bark,申请号US19480049995-传众专利搜索

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发明名称	Methanol extraction of cascara sagrada bark
摘要
申请公布号	US2552896(A)	申请公布日期	1951.05.15
申请号	US19480049995	申请日期	1948.09.18
申请人	HOFFMANN-LA ROCHE INC.	发明人	LEE JOHN;FELLS ESSEX;BERGER LEO
分类号	A61K36/72;C07H15/256	主分类号	A61K36/72
代理机构		代理人
主权项
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