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发明名称
Elektroakustisk transduser med omformer for mekanisk impedans
摘要
申请公布号
NO953129(D0)
申请公布日期
1995.08.09
申请号
NO19950003129
申请日期
1995.08.09
申请人
INSTITUT FRANCAIS DU PETROLE;COMPAGNIE GENERALE DE GEOPHYSIQUE (SA)
发明人
TIERCE, PASCAL;LAURENT, JEAN
分类号
G01V1/40;G01V1/02;G01V1/52;H04R17/00;(IPC1-7):G01V
主分类号
G01V1/40
代理机构
代理人
主权项
地址
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