Transmission improvement in party-line telephone systems,申请号US19610141147-传众专利搜索

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发明名称	Transmission improvement in party-line telephone systems
摘要
申请公布号	US3188398(A)	申请公布日期	1965.06.08
申请号	US19610141147	申请日期	1961.09.27
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	BUSALA ALESSANDRO
分类号	H04M1/723;H04Q5/00	主分类号	H04M1/723
代理机构		代理人
主权项
地址

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