Improvements in and relating to electrical testing instruments,申请号GB19330029092-传众专利搜索

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发明名称	Improvements in and relating to electrical testing instruments
摘要
申请公布号	GB429020(A)	申请公布日期	1935.05.20
申请号	GB19330029092	申请日期	1933.10.20
申请人	WESTON ELECTRICAL INSTRUMENT CORPORATION	发明人
分类号	G01R31/25	主分类号	G01R31/25
代理机构		代理人
主权项
地址

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