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经营范围
发明名称
SPARK PLUG OF INTERNAL COMBUSTION ENGINE
摘要
申请公布号
JPH02204988(A)
申请公布日期
1990.08.14
申请号
JP19890024682
申请日期
1989.02.02
申请人
NGK SPARK PLUG CO LTD
发明人
NAKAMURA SHINICHI
分类号
F02P13/00;H01T13/20
主分类号
F02P13/00
代理机构
代理人
主权项
地址
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