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发明名称
WATER SHORTAGE DETECTING METHOD IN PUMPING EQUIPMENT AND ITS DEVICE
摘要
申请公布号
JPH0763170(A)
申请公布日期
1995.03.07
申请号
JP19930209765
申请日期
1993.08.24
申请人
NIIGATA ENG CO LTD
发明人
YOSHIDA MASAAKI
分类号
F04B47/06;F04B49/06;(IPC1-7):F04B47/06
主分类号
F04B47/06
代理机构
代理人
主权项
地址
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