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经营范围
发明名称
ANORDNING TIL FREMBRINGE AKUSTISKE BOELGER I EN BROENN ER ET HULROM.
摘要
申请公布号
NO160816(B)
申请公布日期
1989.02.20
申请号
NO19850000250
申请日期
1985.01.21
申请人
INSTITUT FRANCAIS DU PETROLE
发明人
DEDOLE, PASCAL;GROLET, PIERRE;LAURENT, JEAN
分类号
G01V1/053;G01V1/147;G01V1/52;(IPC1-7):G01V1/40;G01V1/143
主分类号
G01V1/053
代理机构
代理人
主权项
地址
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