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发明名称
SPARK PLUG FOR INTERNAL COMBUSTION ENGINE
摘要
申请公布号
JPH0398279(A)
申请公布日期
1991.04.23
申请号
JP19890234782
申请日期
1989.09.12
申请人
NGK SPARK PLUG CO LTD
发明人
OSHIMA TAKAFUMI
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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