Improvements in magnetic materials,申请号GB19290032843-传众专利搜索

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发明名称	Improvements in magnetic materials
摘要
申请公布号	GB342676(A)	申请公布日期	1931.01.29
申请号	GB19290032843	申请日期	1929.10.29
申请人	ELECTRICAL RESEARCH PRODUCTS, INC.	发明人
分类号	C21D1/76;C21D8/12	主分类号	C21D1/76
代理机构		代理人
主权项
地址

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