Location of faults in electrical transmission systems,申请号US19470765087-传众专利搜索

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发明名称	Location of faults in electrical transmission systems
摘要
申请公布号	US2499759(A)	申请公布日期	1950.03.07
申请号	US19470765087	申请日期	1947.07.31
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	KEMPF RAYMOND A.
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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