A polyurethane elastic fiber, and a process of preparing the same,申请号KR19990031903-传众专利搜索

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发明名称	A polyurethane elastic fiber, and a process of preparing the same
摘要
申请公布号	KR100587903(B1)	申请公布日期	2006.06.08
申请号	KR19990031903	申请日期	1999.08.04
申请人		发明人
分类号	D01F6/70	主分类号	D01F6/70
代理机构		代理人
主权项
地址

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