Drain pour l'assèchement des terrains,申请号FRD841142-传众专利搜索

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发明名称	Drain pour l'assèchement des terrains
摘要
申请公布号	FR841142(A)	申请公布日期	1939.05.10
申请号	FRD841142	申请日期	1938.01.14
申请人		发明人	BOUHANA CHARLES
分类号	E02B11/00	主分类号	E02B11/00
代理机构		代理人
主权项
地址

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