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经营范围
发明名称
VELA DE IGNICAO PARA MOTORES DE COMBUSTAO INTERNA
摘要
申请公布号
BR8903971(A)
申请公布日期
1990.03.20
申请号
BR1989PI03971
申请日期
1989.08.02
申请人
NGK SPARK PLUG CO. LTD.
发明人
TAKAFUMI OSHIMA
分类号
H01T13/39;H01C17/30;H01T13/20;(IPC1-7):H01T13/20
主分类号
H01T13/39
代理机构
代理人
主权项
地址
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