3,4-DIHYDRO-2H-[1 -(BENZOPYRAN AND BENZOTHIOPYRAN)-3-AMINES AND THEIR PREPARATION,申请号KR1019860007357-传众专利搜索

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发明名称	3,4-DIHYDRO-2H-[1 -(BENZOPYRAN AND BENZOTHIOPYRAN)-3-AMINES AND THEIR PREPARATION
摘要
申请公布号	KR1019900003883(B1)	申请公布日期	1990.06.04
申请号	KR1019860007357	申请日期	1986.09.03
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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