CIRCUIT ARRANGEMENT FOR AUTOMATIC TELEPHONE EXCHANGES,申请号CAD670815-传众专利搜索

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发明名称	CIRCUIT ARRANGEMENT FOR AUTOMATIC TELEPHONE EXCHANGES
摘要
申请公布号	CA670815(A)	申请公布日期	1963.09.17
申请号	CAD670815	申请日期
申请人	TELEFONAKTIEBOLAGET LM ERICSSON	发明人	JOHN C. H. BJORK;BENGT E. BACKHOLM
分类号		主分类号
代理机构		代理人
主权项
地址

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