Method of cold-drawing tapered filaments,申请号US19430485025-传众专利搜索

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发明名称	Method of cold-drawing tapered filaments
摘要
申请公布号	US2423182(A)	申请公布日期	1947.07.01
申请号	US19430485025	申请日期	1943.04.29
申请人	E. I. DU PONT DE NEMOURS & COMPANY	发明人	FLEIDS REUBEN T.
分类号	D01D5/20	主分类号	D01D5/20
代理机构		代理人
主权项
地址

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