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经营范围
发明名称
VACUUM PUMP SYSTEMS
摘要
申请公布号
EP0337681(B1)
申请公布日期
1992.12.16
申请号
EP19890303473
申请日期
1989.04.07
申请人
THE BOC GROUP PLC
发明人
TURRELL, DAVID ALAN;DENNIS, NIGEL THOMAS METCALFE
分类号
F04B37/16;F04C23/00;F04C27/00
主分类号
F04B37/16
代理机构
代理人
主权项
地址
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