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发明名称
Compressional wave transducer
摘要
申请公布号
US2945208(A)
申请公布日期
1960.07.12
申请号
US19510204500
申请日期
1951.01.05
申请人
GENERAL ELECTRIC COMPANY
发明人
SAMSEL RICHARD W.
分类号
B06B1/06;G01S1/72
主分类号
B06B1/06
代理机构
代理人
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