Copolymers of alpha, beta-ethylenically unsaturated phosphonic acid derivatives,申请号US19440535197-传众专利搜索

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发明名称	Copolymers of alpha, beta-ethylenically unsaturated phosphonic acid derivatives
摘要
申请公布号	US2439214(A)	申请公布日期	1948.04.06
申请号	US19440535197	申请日期	1944.05.11
申请人	E. I. DU PONT DE NEMOURS & COMPANY	发明人	JR. RICHARD VERNON LINDSEY,
分类号	C08F30/02	主分类号	C08F30/02
代理机构		代理人
主权项
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