CONCENTRIC FILTER FOR SMOKERS, WITH SEPARATED FIBROUS AND SPIRALLING FILTERING ELEMENTS,申请号PL19900288311-传众专利搜索

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发明名称	CONCENTRIC FILTER FOR SMOKERS, WITH SEPARATED FIBROUS AND SPIRALLING FILTERING ELEMENTS
摘要
申请公布号	PL288311(A1)	申请公布日期	1992.02.24
申请号	PL19900288311	申请日期	1990.12.18
申请人	PHILIP MORRIS PROD	发明人
分类号	A24D3/04;A24D3/06;A24D3/08;A24D3/10;A24D3/16;B01D39/16;(IPC1-7):A24D3/04	主分类号	A24D3/04
代理机构		代理人
主权项
地址

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