Dispositif de carottage sous-marin.,申请号OA19650052264-传众专利搜索

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发明名称	Dispositif de carottage sous-marin.
摘要
申请公布号	OA2044(A)	申请公布日期	1970.05.05
申请号	OA19650052264	申请日期	1965.11.26
申请人	INSTITUT FRANCAIS DU PETROLE DES CARBURANTS ET LUBRIFIANTS	发明人	PIERRE GROLET;PIERRE MOULIN;JEAN PAROLA
分类号	E21B7/124;E21B19/22;E21B25/18;(IPC1-7):B21B7/124;E21B3/08	主分类号	E21B7/124
代理机构		代理人
主权项
地址

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