Method of preparing artificial threads,申请号US19370134278-传众专利搜索

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发明名称	Method of preparing artificial threads
摘要
申请公布号	US2145076(A)	申请公布日期	1939.01.24
申请号	US19370134278	申请日期	1937.04.01
申请人	SOCIETE "RHODIACETA"	发明人	EHRENSTEIN PAUL
分类号	D01F2/28	主分类号	D01F2/28
代理机构		代理人
主权项
地址

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