Improvements in or relating to oscillographs,申请号GB19300018536-传众专利搜索

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发明名称	Improvements in or relating to oscillographs
摘要
申请公布号	GB356333(A)	申请公布日期	1931.09.10
申请号	GB19300018536	申请日期	1930.06.17
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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