Improvements in or relating to methods of manufacturing flat coils,申请号GB19410014663-传众专利搜索

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发明名称	Improvements in or relating to methods of manufacturing flat coils
摘要
申请公布号	GB550120(A)	申请公布日期	1942.12.23
申请号	GB19410014663	申请日期	1941.11.14
申请人	FERRANTI LIMITED;JOHN SEDDON	发明人
分类号	B21C47/00	主分类号	B21C47/00
代理机构		代理人
主权项
地址

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