Apparatus for recording the curve form of alternating current values,申请号GB19350009912-传众专利搜索

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发明名称	Apparatus for recording the curve form of alternating current values
摘要
申请公布号	GB459219(A)	申请公布日期	1935.10.07
申请号	GB19350009912	申请日期	1935.03.29
申请人	SIEMENS & HALSKE AKTIENGESELLSCHAFT	发明人
分类号	G01R13/04	主分类号	G01R13/04
代理机构		代理人
主权项
地址

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