Procédé et dispositif pour assurer l'étanchéité dans les ouvrages sous-marins,申请号FRD1175799-传众专利搜索

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发明名称	Procédé et dispositif pour assurer l'étanchéité dans les ouvrages sous-marins
摘要
申请公布号	FR1175799(A)	申请公布日期	1959.04.01
申请号	FRD1175799	申请日期	1957.05.24
申请人	CHRISTIANI & NIELSEN	发明人
分类号	E02B3/16;E02B7/54;E02D25/00	主分类号	E02B3/16
代理机构		代理人
主权项
地址

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