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经营范围
发明名称
CONTROL OF GUIDE VANES OF PUMP WATER WHEEL
摘要
申请公布号
JPS53143842(A)
申请公布日期
1978.12.14
申请号
JP19770059214
申请日期
1977.05.20
申请人
HITACHI LTD
发明人
KUWABARA HISAO;OKUMURA HIROSHI
分类号
F03B15/04;F03B3/10;F03B15/06
主分类号
F03B15/04
代理机构
代理人
主权项
地址
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