Improvements in or relating to selector switches, as for automatic telephone systems,申请号GB19400008189-传众专利搜索

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发明名称	Improvements in or relating to selector switches, as for automatic telephone systems
摘要
申请公布号	GB523094(A)	申请公布日期	1940.07.04
申请号	GB19400008189	申请日期	1938.12.20
申请人	STANDARD TELEPHONES AND CABLES LIMITED;BERTRAM BARNETT GRACE;CHARLES PERCY SMITH	发明人
分类号	H01H67/12	主分类号	H01H67/12
代理机构		代理人
主权项
地址

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