TELEPHONE LINE TESTING FROM REMOTE LOCATIONS,申请号USD3636280-传众专利搜索

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发明名称	TELEPHONE LINE TESTING FROM REMOTE LOCATIONS
摘要
申请公布号	US3636280(A)	申请公布日期	1972.01.18
申请号	USD3636280	申请日期	1970.09.17
申请人	GENERAL TELEPHONE CO. OF CALIFORNIA	发明人	LOUIS EMERY WETZEL
分类号	H04M3/30;(IPC1-7):H04B3/46	主分类号	H04M3/30
代理机构		代理人
主权项
地址

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