Spark plug for controlling heat ranges,申请号US19480033687-传众专利搜索

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发明名称	Spark plug for controlling heat ranges
摘要
申请公布号	US2497862(A)	申请公布日期	1950.02.21
申请号	US19480033687	申请日期	1948.06.18
申请人	HERBNICK MANUFACTURING AND ENGINEERING CO., INC.	发明人	CHUY NICHOLAS
分类号	H01T13/54	主分类号	H01T13/54
代理机构		代理人
主权项
地址

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