Electrical measuring instrument,申请号US19280254243-传众专利搜索

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发明名称	Electrical measuring instrument
摘要
申请公布号	US1764363(A)	申请公布日期	1930.06.17
申请号	US19280254243	申请日期	1928.02.14
申请人	WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY	发明人	STALDER LOUIS
分类号	G01R11/10	主分类号	G01R11/10
代理机构		代理人
主权项
地址

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