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发明名称
SPARK PLUG FOR INTERNAL COMBUSTION ENGINE
摘要
申请公布号
JPH01289084(A)
申请公布日期
1989.11.21
申请号
JP19880116886
申请日期
1988.05.16
申请人
NGK SPARK PLUG CO LTD
发明人
OSHIMA TAKAFUMI;NAGATA SHINJI;KOZUKA KAZUHIKO
分类号
H01T13/20;H01T21/02
主分类号
H01T13/20
代理机构
代理人
主权项
地址
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