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发明名称
POMPE A VIDE TURBOMOLECULAIRE MIXTE, A DEUX ARBRES DE ROTATION ET A REFOULEMENT A LA PRESSION ATMOSPHERIQUE.
摘要
申请公布号
FR2656658(B1)
申请公布日期
1993.01.29
申请号
FR19890017343
申请日期
1989.12.28
申请人
ALCATEL CIT
发明人
SAULGEOT CLAUDE
分类号
F04B19/24;F04B37/16;F04C23/00;F04C25/02;F04D19/04;F04D25/16;(IPC1-7):F04B41/06
主分类号
F04B19/24
代理机构
代理人
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