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发明名称
Device for measuring distances, particularly for determining a filling level, by echo sounding by means of sound waves in a gaseous medium
摘要
申请公布号
CH619789(A5)
申请公布日期
1980.10.15
申请号
CH19770006119
申请日期
1977.05.17
申请人
ZUELLIG AG, RHEINECK
发明人
THOMAS BAENZIGER
分类号
G01F23/296;(IPC1-7):G01S15/18;G01F23/28
主分类号
G01F23/296
代理机构
代理人
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