METHOD OF MANUFACTURING A WELL FILTER OF GRANULATED POLYSTYRENE,申请号PL19760192871-传众专利搜索

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发明名称	METHOD OF MANUFACTURING A WELL FILTER OF GRANULATED POLYSTYRENE
摘要
申请公布号	PL113482(B1)	申请公布日期	1980.12.31
申请号	PL19760192871	申请日期	1976.10.05
申请人		发明人
分类号	B01D;B01D39/00;E03B;E03B3/24;(IPC1-7):E03B3/24	主分类号	B01D
代理机构		代理人
主权项
地址

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