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发明名称
A PISTON ASSEMBLY
摘要
申请公布号
EP0455511(A3)
申请公布日期
1992.01.02
申请号
EP19910304048
申请日期
1991.05.03
申请人
DRESSER-RAND COMPANY
发明人
WEHBER, WAYNE F.
分类号
F04B53/14;F16J9/00;(IPC1-7):F16J9/00
主分类号
F04B53/14
代理机构
代理人
主权项
地址
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