Polyureas and preparation thereof,申请号US05/756924-传众专利搜索

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发明名称	Polyureas and preparation thereof
摘要
申请公布号	USRE29711(E1)	申请公布日期	1978.07.25
申请号	US05/756924	申请日期	1977.01.04
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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