Устройство для контроля электрической цепи,申请号SU19370004172-传众专利搜索

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发明名称	Устройство для контроля электрической цепи
摘要
申请公布号	SU58787(A1)	申请公布日期	1940.11.30
申请号	SU19370004172	申请日期	1937.02.02
申请人	REZANTSEV N.D.	发明人	REZANTSEV N.D.
分类号	H02H3/16	主分类号	H02H3/16
代理机构		代理人
主权项
地址

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