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发明名称
UN APARATO DE FRECUENCIA DE SENAL DE ONDA ACUSTICA SUPERFICIAL
摘要
申请公布号
ES526029(D0)
申请公布日期
1984.06.16
申请号
ES19290005260
申请日期
1983.09.28
申请人
SCHLUMBERGER LIMITED
发明人
分类号
G01L9/00;(IPC1-7):01L11/00
主分类号
G01L9/00
代理机构
代理人
主权项
地址
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