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发明名称
Acoustic level sensing system
摘要
申请公布号
US3079596(A)
申请公布日期
1963.02.26
申请号
US19600015578
申请日期
1960.03.17
申请人
ATKINSON DUANE E
发明人
ATKINSON DUANE E.
分类号
G01F23/296
主分类号
G01F23/296
代理机构
代理人
主权项
地址
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