Machine pour la mise en place des étancons métalliques de mines,申请号FRD1083311-传众专利搜索

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发明名称	Machine pour la mise en place des étancons métalliques de mines
摘要
申请公布号	FR1083311(A)	申请公布日期	1955.01.07
申请号	FRD1083311	申请日期	1953.09.12
申请人	REGIE DES MINES DE LA SARRE	发明人	QUONIAM JEAN-MAURICE
分类号	E21D15/58	主分类号	E21D15/58
代理机构		代理人
主权项
地址

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