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发明名称
PUMP OPERATING METHOD AND SYSTEM
摘要
申请公布号
JPS54119103(A)
申请公布日期
1979.09.14
申请号
JP19780025394
申请日期
1978.03.08
申请人
HITACHI LTD
发明人
MIZUNO TADASHI
分类号
F04D15/00;F03B15/04
主分类号
F04D15/00
代理机构
代理人
主权项
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