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发明名称
Unterwasserkernbohrgeraet
摘要
申请公布号
DE1226964(B)
申请公布日期
1966.10.20
申请号
DE1965J029506
申请日期
1965.12.02
申请人
INSTITUT FRANCAIS DU PETROLE, DES CARBURANTS ET LUBRIFIANTS
发明人
GROLET PIERRE;MOULIN PIERRE;PAROLA JEAN
分类号
E21B7/124
主分类号
E21B7/124
代理机构
代理人
主权项
地址
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