Process of drawing for bulky yarn,申请号US19620207654-传众专利搜索

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发明名称	Process of drawing for bulky yarn
摘要
申请公布号	US3143784(A)	申请公布日期	1964.08.11
申请号	US19620207654	申请日期	1962.07.05
申请人	E. I. DU PONT DE NEMOURS AND COMPANY	发明人	SCOTT PAUL T.
分类号	D02G1/16	主分类号	D02G1/16
代理机构		代理人
主权项
地址

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