发明名称 Water level measurement device
摘要 A device is disclosed for measuring the level of water comprising a hollow, oblong structure with an open end extended into the water, signal sending and receiving means secured onto the structure, an insert containing a hole secured within the structure, and electronic means connected to the signal sending and receiving means to receive and evaluate technical information in order to determine the level of the water.
申请公布号 US4090407(A) 申请公布日期 1978.05.23
申请号 US19770834690 申请日期 1977.09.19
申请人 SALISBURY, III, T. W. 发明人 SHULER, COBIA B.;MOORE, JR., WESLEY E.
分类号 G01F23/296;(IPC1-7):G01F23/00 主分类号 G01F23/296
代理机构 代理人
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