PIPERAZINE POLYURETHANE POLYMERS,申请号CAD573964-传众专利搜索

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发明名称	PIPERAZINE POLYURETHANE POLYMERS
摘要
申请公布号	CA573964(A)	申请公布日期	1959.04.14
申请号	CAD573964	申请日期
申请人	E.I. DU PONT DE NEMOURS AND COMPANY	发明人	EMERSON L. WITTBECKER
分类号		主分类号
代理机构		代理人
主权项
地址

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