AUTOMATIC TELEPHONE EXCHANGE,申请号CAD562062-传众专利搜索

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发明名称	AUTOMATIC TELEPHONE EXCHANGE
摘要
申请公布号	CA562062(A)	申请公布日期	1958.08.19
申请号	CAD562062	申请日期
申请人	THE GENERAL ELECTRIC COMPANY LIMITED	发明人	PETER W. WARD
分类号		主分类号
代理机构		代理人
主权项
地址

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