CIRCUIT ARRANGEMENT FOR TRANSMITTING SIGNALS OVER TELEPHONE LINES,申请号CAD576448-传众专利搜索

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发明名称	CIRCUIT ARRANGEMENT FOR TRANSMITTING SIGNALS OVER TELEPHONE LINES
摘要
申请公布号	CA576448(A)	申请公布日期	1959.05.26
申请号	CAD576448	申请日期
申请人	INTERNATIONAL STANDARD ELECTRIC CORPORATION	发明人	FRITZ SCHMIDT
分类号		主分类号
代理机构		代理人
主权项
地址

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