,申请号NL19530179868-传众专利搜索

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发明名称
摘要
申请公布号	NL86495(C)	申请公布日期	1957.10.15
申请号	NL19530179868	申请日期	1953.07.14
申请人		发明人
分类号	B01J39/02;C02F1/46;C02F1/48	主分类号	B01J39/02
代理机构		代理人
主权项
地址

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