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发明名称
RING FOR PISTONS OF INTERNAL COMBUSTION ENGINES
摘要
申请公布号
EP0031923(B1)
申请公布日期
1984.05.09
申请号
EP19800107843
申请日期
1980.12.12
申请人
MAHLE GMBH
发明人
GURTLER, RUDOLF W.
分类号
F16J9/00;(IPC1-7):16J9/20;02F5/00
主分类号
F16J9/00
代理机构
代理人
主权项
地址
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