Process of preparing phenolic condensation products,申请号US19350026044-传众专利搜索

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发明名称	Process of preparing phenolic condensation products
摘要
申请公布号	US2122581(A)	申请公布日期	1938.07.05
申请号	US19350026044	申请日期	1935.06.11
申请人	NIEDERL JOSEPH B	发明人	NIEDERL JOSEPH B.
分类号	C07C37/00;C07C37/16;C07C37/52;C07C37/62;C07C39/24;C07C39/373;C07C39/38	主分类号	C07C37/00
代理机构		代理人
主权项
地址

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