Electronic switching system and attendant's arrangement therefor,申请号US19610147985-传众专利搜索

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发明名称	Electronic switching system and attendant's arrangement therefor
摘要
申请公布号	US3197568(A)	申请公布日期	1965.07.27
申请号	US19610147985	申请日期	1961.11.01
申请人	AUTOMATIC ELECTRIC LABORATORIES, INC.	发明人	WEDMORE WILLIAM R.;SANDERS RICHARD P.
分类号	H04M7/10;H04Q3/52	主分类号	H04M7/10
代理机构		代理人
主权项
地址

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