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发明名称
SCREW SPINDLE VACUUM PUMP AND OPERATING METHOD
摘要
申请公布号
EP0988453(B1)
申请公布日期
2003.08.20
申请号
EP19980934953
申请日期
1998.06.09
申请人
STERLING FLUID SYSTEMS (GERMANY) GMBH
发明人
KOESTERS, HEINER;DAHMLOS, CHRISTIAN
分类号
F04C18/16;F04C25/02;F04C29/04;(IPC1-7):F04C29/04;F04C29/00
主分类号
F04C18/16
代理机构
代理人
主权项
地址
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