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发明名称
APARATO DE SONDEO ACUSTICO O POR ECO
摘要
申请公布号
ES267682(A1)
申请公布日期
1961.10.16
申请号
ES19820002676
申请日期
1961.05.25
申请人
KELVIN & HUGHES, LIMITED
发明人
分类号
G01S15/02;G01S15/87;G01S15/96;(IPC1-7):G01S15/02
主分类号
G01S15/02
代理机构
代理人
主权项
地址
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