Improvements in or relating to the manufacture of spinning nozzles,申请号GB19380021932-传众专利搜索

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发明名称	Improvements in or relating to the manufacture of spinning nozzles
摘要
申请公布号	GB500619(A)	申请公布日期	1939.02.09
申请号	GB19380021932	申请日期	1937.08.09
申请人	G. SIEBERT G.M.B.H.	发明人
分类号	C22C5/02;C22C5/04	主分类号	C22C5/02
代理机构		代理人
主权项
地址

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