Line circuit for telephone system,申请号US19590822346-传众专利搜索

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发明名称	Line circuit for telephone system
摘要
申请公布号	US3134857(A)	申请公布日期	1964.05.26
申请号	US19590822346	申请日期	1959.06.23
申请人	HARRY F. BRADLEY, TELEPHONE SALES AND SERVICE COMPANY;HARRY F. BRADLEY	发明人	KOLBINGER JOSEPH
分类号	H04Q3/00	主分类号	H04Q3/00
代理机构		代理人
主权项
地址

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