Revêtement ou cuvelage de puits, et procédé pour sa mise en place,申请号FRD1099595-传众专利搜索

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发明名称	Revêtement ou cuvelage de puits, et procédé pour sa mise en place
摘要
申请公布号	FR1099595(A)	申请公布日期	1955.09.07
申请号	FRD1099595	申请日期	1954.02.17
申请人	N. V. WERF GUSTO VOORHEEN FIRMA A. F. SMULDERS	发明人
分类号	E21D5/012	主分类号	E21D5/012
代理机构		代理人
主权项
地址

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