Improvements in or relating to register-senders for use in telephone systems,申请号GB19540032179-传众专利搜索

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发明名称	Improvements in or relating to register-senders for use in telephone systems
摘要
申请公布号	GB753002(A)	申请公布日期	1956.07.18
申请号	GB19540032179	申请日期	1954.11.06
申请人	AUTOMATIC TELEPHONE & ELECTRIC COMPANY LIMITED	发明人	DENBY JAMES FREDERICK;READ DOUGLAS AUSTIN
分类号	H04Q1/32;H04Q3/42	主分类号	H04Q1/32
代理机构		代理人
主权项
地址

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