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发明名称
APPARATUS FOR MEASURING FLOW VELOCITY IN VERTICAL DIRECTION OF WATER FLOWING THROUGH OPEN TROUGHS
摘要
申请公布号
PL147189(B1)
申请公布日期
1989.05.31
申请号
PL19850251850
申请日期
1985.02.06
申请人
发明人
分类号
G01P;G01P5/18;(IPC1-7):G01P5/18
主分类号
G01P
代理机构
代理人
主权项
地址
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