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经营范围
发明名称
INTERNAL PUMP
摘要
申请公布号
JPS5821199(A)
申请公布日期
1983.02.07
申请号
JP19810117761
申请日期
1981.07.29
申请人
HITACHI SEISAKUSHO KK
发明人
OKADA AKIHISA
分类号
F04D7/08;G21C15/24;G21C15/243
主分类号
F04D7/08
代理机构
代理人
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