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发明名称
Vacuum pump apparatus
摘要
申请公布号
EP0589362(B1)
申请公布日期
1996.07.03
申请号
EP19930114957
申请日期
1993.09.16
申请人
HITACHI, LTD.
发明人
NAKAMORI, KAZUAKI;TANIYAMA, MINORU;MURATA, KATSUHIKO
分类号
F04D19/04;F04D29/06;F04D29/70;(IPC1-7):F04D29/06
主分类号
F04D19/04
代理机构
代理人
主权项
地址
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