Электрический заграждающий фильтр,申请号SU19570567361-传众专利搜索

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发明名称	Электрический заграждающий фильтр
摘要
申请公布号	SU111238(A1)	申请公布日期	1957.11.30
申请号	SU19570567361	申请日期	1957.02.21
申请人	VELIKIN YA.I.;ZELYAKH E.V.	发明人	VELIKIN YA.I.;ZELYAKH E.V.
分类号	B24B57/02	主分类号	B24B57/02
代理机构		代理人
主权项
地址

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