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发明名称
摘要
申请公布号
FR2236294(B1)
申请公布日期
1978.09.29
申请号
FR19740009666
申请日期
1974.03.21
申请人
CHAMPION SPARK PLUG CY
发明人
分类号
H01T13/20;B23P11/00;H01T13/39;(IPC1-7):H01T13/20;H01T21/02
主分类号
H01T13/20
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