Procédé de vaccination des eaux,申请号FRD901995-传众专利搜索

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发明名称	Procédé de vaccination des eaux
摘要
申请公布号	FR901995(A)	申请公布日期	1945.08.14
申请号	FRD901995	申请日期	1944.02.16
申请人	ETABLISSEMENTS EMILE DEGREMONT	发明人
分类号	C02F1/66;C02F5/00	主分类号	C02F1/66
代理机构		代理人
主权项
地址

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