Phenolic color formers,申请号US19450621163-传众专利搜索

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发明名称	Phenolic color formers
摘要
申请公布号	US2537138(A)	申请公布日期	1951.01.09
申请号	US19450621163	申请日期	1945.10.08
申请人	E. I. DU PONT DE NEMOURS & COMPANY	发明人	JENNINGS ANDREW BRADSHAW
分类号	C08G14/06;G03C7/327	主分类号	C08G14/06
代理机构		代理人
主权项
地址

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