Chromane and process for producing same,申请号US19390272679-传众专利搜索

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发明名称	Chromane and process for producing same
摘要
申请公布号	US2354317(A)	申请公布日期	1944.07.25
申请号	US19390272679	申请日期	1939.05.09
申请人	MERCK & CO. INC.	发明人	HROMATKA OTTO
分类号	C07D311/70	主分类号	C07D311/70
代理机构		代理人
主权项
地址

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