Ammonium salt of polymeric nu-hydroxymethyl amic acids and waterrepellent compositions containing them,申请号US19460659876-传众专利搜索

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发明名称	Ammonium salt of polymeric nu-hydroxymethyl amic acids and waterrepellent compositions containing them
摘要
申请公布号	US2504003(A)	申请公布日期	1950.04.11
申请号	US19460659876	申请日期	1946.04.05
申请人	E. I. DU PONT DE NEMOURS & COMPANY	发明人	CUPERY MARTIN E.
分类号	C08F8/00	主分类号	C08F8/00
代理机构		代理人
主权项
地址

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