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发明名称
DRAINAGE PUMP FOR UNDERGROUND DRAINAGE FACILITIES OF GREAT DEPTH
摘要
申请公布号
JPH11247284(A)
申请公布日期
1999.09.14
申请号
JP19990003620
申请日期
1999.01.11
申请人
HITACHI LTD
发明人
TAKADA KUNIO;OTANI KENJI
分类号
E03F1/00;E03F5/22;(IPC1-7):E03F5/22
主分类号
E03F1/00
代理机构
代理人
主权项
地址
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