Improvements in or relating to the manufacture of artificial filaments, threads, yarns, ribbons and the like,申请号GB19320020583-传众专利搜索

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发明名称	Improvements in or relating to the manufacture of artificial filaments, threads, yarns, ribbons and the like
摘要
申请公布号	GB405275(A)	申请公布日期	1934.01.22
申请号	GB19320020583	申请日期	1932.07.21
申请人	HENRY DREYFUS	发明人
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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