ELASTIC FIBERS PREPARED FROM POLYESTER-URETHANE-UREA POLYMERS,申请号CAD674333-传众专利搜索

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发明名称	ELASTIC FIBERS PREPARED FROM POLYESTER-URETHANE-UREA POLYMERS
摘要
申请公布号	CA674333(A)	申请公布日期	1963.11.19
申请号	CAD674333	申请日期
申请人	E.I. DU PONT DE NEMOURS AND COMPANY	发明人	ROBERTA J. SCHILIT
分类号		主分类号
代理机构		代理人
主权项
地址

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