Способ определения места повреждения изоляции между жилами кабеля телефонной сети,申请号SU19390001584-传众专利搜索

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发明名称	Способ определения места повреждения изоляции между жилами кабеля телефонной сети
摘要
申请公布号	SU58238(A1)	申请公布日期	1939.11.30
申请号	SU19390001584	申请日期	1939.05.15
申请人	TRAKS M.M.	发明人	TRAKS M.M.
分类号	G01R31/08	主分类号	G01R31/08
代理机构		代理人
主权项
地址

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