HIGH SPEED ELECTRONIC TELEPHONE SWITCHING SYSTEM,申请号CAD508238-传众专利搜索

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发明名称	HIGH SPEED ELECTRONIC TELEPHONE SWITCHING SYSTEM
摘要
申请公布号	CA508238(A)	申请公布日期	1954.12.14
申请号	CAD508238	申请日期
申请人	WESTERN ELECTRIC COMPANY, INCORPORATED	发明人	WILLIAM A. MALTHANER;HENRY E. VAUGHAN
分类号		主分类号
代理机构		代理人
主权项
地址

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