Improvements in or relating to electrical measuring instruments,申请号GB19420004745-传众专利搜索

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发明名称	Improvements in or relating to electrical measuring instruments
摘要
申请公布号	GB556643(A)	申请公布日期	1943.10.14
申请号	GB19420004745	申请日期	1942.04.10
申请人	STANDARD TELEPHONES AND CABLES LIMITED;JOHN HANDLEY	发明人
分类号	G01R1/10	主分类号	G01R1/10
代理机构		代理人
主权项
地址

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