Improvements in or relating to electricity consumption meters,申请号GB19380018346-传众专利搜索

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发明名称	Improvements in or relating to electricity consumption meters
摘要
申请公布号	GB516128(A)	申请公布日期	1939.12.22
申请号	GB19380018346	申请日期	1938.06.21
申请人	DENIS ZIANI DE FERRANTI;FERRANTI LIMITED	发明人
分类号	G01R11/36	主分类号	G01R11/36
代理机构		代理人
主权项
地址

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