PRODUCTION OF SPARK PLUG ELECTRODES,申请号GB19800029395-传众专利搜索

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发明名称	PRODUCTION OF SPARK PLUG ELECTRODES
摘要
申请公布号	GB2060454(B)	申请公布日期	1983.09.14
申请号	GB19800029395	申请日期	1980.09.11
申请人	CHAMPION SPARK PLUG CO	发明人
分类号	B21C23/22;B21K1/62;H01T2/00;H01T21/02;(IPC1-7):B21C23/22	主分类号	B21C23/22
代理机构		代理人
主权项
地址

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