Produit pour flottation,申请号FRD834860-传众专利搜索

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发明名称	Produit pour flottation
摘要
申请公布号	FR834860(A)	申请公布日期	1938.12.05
申请号	FRD834860	申请日期	1938.03.05
申请人	ETABLISSEMENTS LAMBIOTTE FRERES	发明人
分类号	B03D1/004	主分类号	B03D1/004
代理机构		代理人
主权项
地址

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