Perfectionnements apportés aux appareils pour déplacer ou transporter des matières, notamment pour le dragage,申请号FRD895626-传众专利搜索

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发明名称	Perfectionnements apportés aux appareils pour déplacer ou transporter des matières, notamment pour le dragage
摘要
申请公布号	FR895626(A)	申请公布日期	1945.01.30
申请号	FRD895626	申请日期	1941.11.11
申请人		发明人	DUBOIS LEON
分类号	E02F3/92	主分类号	E02F3/92
代理机构		代理人
主权项
地址

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