?r à tôles directrices disposées en chicane au-dessus les unes ?autres,申请号FRD679704-传众专利搜索

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发明名称	?r à tôles directrices disposées en chicane au-dessus les unes ?autres
摘要
申请公布号	FR679704(A)	申请公布日期	1930.04.16
申请号	FRD679704	申请日期	1929.08.02
申请人	?HARTSTOFF-METALL A.-G.	发明人
分类号	B07B4/04	主分类号	B07B4/04
代理机构		代理人
主权项
地址

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