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发明名称
PUMP
摘要
申请公布号
JPH02230975(A)
申请公布日期
1990.09.13
申请号
JP19890048960
申请日期
1989.03.01
申请人
OGAWA KENJI
发明人
OGAWA KENJI
分类号
F04B7/00
主分类号
F04B7/00
代理机构
代理人
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