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发明名称
MOVABLE BLADE PUMP
摘要
申请公布号
JPH01294997(A)
申请公布日期
1989.11.28
申请号
JP19880121777
申请日期
1988.05.20
申请人
HITACHI LTD
发明人
YAMADA MASAYUKI
分类号
F04D29/18;F04D29/70
主分类号
F04D29/18
代理机构
代理人
主权项
地址
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