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发明名称
ROTARY PISTON PUMP
摘要
申请公布号
GB2089892(B)
申请公布日期
1984.08.15
申请号
GB19810008675
申请日期
1981.03.19
申请人
PFEIFER VAKUUMTECHNIK ARTHUR GMBH
发明人
分类号
F04C27/00;F04B39/04;F04C15/00;(IPC1-7):F04C27/00
主分类号
F04C27/00
代理机构
代理人
主权项
地址
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