Perfectionnements aux vanues seeteur,申请号FRD1080677-传众专利搜索

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发明名称	Perfectionnements aux vanues seeteur
摘要
申请公布号	FR1080677(A)	申请公布日期	1954.12.13
申请号	FRD1080677	申请日期	1953.04.16
申请人		发明人	GIRETTE BERNARD
分类号	E02B7/20	主分类号	E02B7/20
代理机构		代理人
主权项
地址

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