Structure de tête d'éruption sous-marine,申请号FR19640985449-传众专利搜索

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发明名称	Structure de tête d'éruption sous-marine
摘要
申请公布号	FR1408452(A)	申请公布日期	1965.08.13
申请号	FR19640985449	申请日期	1964.08.18
申请人	ARMCO STEEL CORPORATION	发明人
分类号	E21B33/035;E21B33/047	主分类号	E21B33/035
代理机构		代理人
主权项
地址

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