Spark plug and method of making the same,申请号US19370178461-传众专利搜索

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发明名称	Spark plug and method of making the same
摘要
申请公布号	US2190269(A)	申请公布日期	1940.02.13
申请号	US19370178461	申请日期	1937.12.07
申请人	AEROFLEX LABORATORIES, INCORPORATED	发明人	MARGLIN GEORGE
分类号	H01T13/39	主分类号	H01T13/39
代理机构		代理人
主权项
地址

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