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发明名称
SPARK PLUG AND METHOD FOR PRODUCING SAME
摘要
申请公布号
EP1626469(A4)
申请公布日期
2013.03.06
申请号
EP20040733154
申请日期
2004.05.14
申请人
NGK SPARK PLUG CO., LTD.
发明人
SHIBATA, TSUTOMU
分类号
H01T13/34;H01T13/46;H01T21/02
主分类号
H01T13/34
代理机构
代理人
主权项
地址
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