Preparation of vitamin b12 derivatives,申请号US19600044864-传众专利搜索

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发明名称	Preparation of vitamin b12 derivatives
摘要
申请公布号	US3072674(A)	申请公布日期	1963.01.08
申请号	US19600044864	申请日期	1960.07.25
申请人	HOFFMANN-LA ROCHE INC.	发明人	BERNHAUER KONRAD
分类号	C07H23/00	主分类号	C07H23/00
代理机构		代理人
主权项
地址

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