Ammeter,申请号US19270214159-传众专利搜索

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法人/股东/高管

发明名称	Ammeter
摘要
申请公布号	US1761908(A)	申请公布日期	1930.06.03
申请号	US19270214159	申请日期	1927.08.19
申请人	A C SPARK PLUG COMPANY	发明人	ESHBAUGH JESSE E.
分类号	G01R5/14;G01R19/14	主分类号	G01R5/14
代理机构		代理人
主权项
地址

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