Method of line scanning for automatic telephone systems,申请号GB19500011520-传众专利搜索

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发明名称	Method of line scanning for automatic telephone systems
摘要
申请公布号	GB682985(A)	申请公布日期	1952.11.19
申请号	GB19500011520	申请日期	1950.05.09
申请人	STANDARD TELEPHONES AND CABLES LIMITED	发明人
分类号	H04M15/08;H04Q3/00	主分类号	H04M15/08
代理机构		代理人
主权项
地址

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